import{S as Jf,i as Zf,s as em,e as s,k as l,w as T,t as n,M as tm,c as a,d as t,m as c,a as i,x as k,h as r,b as p,N as Xf,G as e,g as f,y as P,q as $,o as E,B as R,v as om,L as Ko}from"../../chunks/vendor-hf-doc-builder.js";import{T as Xt}from"../../chunks/Tip-hf-doc-builder.js";import{D as G}from"../../chunks/Docstring-hf-doc-builder.js";import{C as Uo}from"../../chunks/CodeBlock-hf-doc-builder.js";import{I as ze}from"../../chunks/IconCopyLink-hf-doc-builder.js";import{E as Ho}from"../../chunks/ExampleCodeBlock-hf-doc-builder.js";function nm(C){let h,w,_,g,b;return g=new Uo({props:{code:`from transformers import DPRConfig, DPRContextEncoder

# Initializing a DPR facebook/dpr-ctx_encoder-single-nq-base style configuration
configuration = DPRConfig()

# Initializing a model (with random weights) from the facebook/dpr-ctx_encoder-single-nq-base style configuration
model = DPRContextEncoder(configuration)

# Accessing the model configuration
configuration = model.config`,highlighted:`<span class="hljs-meta">&gt;&gt;&gt; </span><span class="hljs-keyword">from</span> transformers <span class="hljs-keyword">import</span> DPRConfig, DPRContextEncoder

<span class="hljs-meta">&gt;&gt;&gt; </span><span class="hljs-comment"># Initializing a DPR facebook/dpr-ctx_encoder-single-nq-base style configuration</span>
<span class="hljs-meta">&gt;&gt;&gt; </span>configuration = DPRConfig()

<span class="hljs-meta">&gt;&gt;&gt; </span><span class="hljs-comment"># Initializing a model (with random weights) from the facebook/dpr-ctx_encoder-single-nq-base style configuration</span>
<span class="hljs-meta">&gt;&gt;&gt; </span>model = DPRContextEncoder(configuration)

<span class="hljs-meta">&gt;&gt;&gt; </span><span class="hljs-comment"># Accessing the model configuration</span>
<span class="hljs-meta">&gt;&gt;&gt; </span>configuration = model.config`}}),{c(){h=s("p"),w=n("Example:"),_=l(),T(g.$$.fragment)},l(d){h=a(d,"P",{});var u=i(h);w=r(u,"Example:"),u.forEach(t),_=c(d),k(g.$$.fragment,d)},m(d,u){f(d,h,u),e(h,w),f(d,_,u),P(g,d,u),b=!0},p:Ko,i(d){b||($(g.$$.fragment,d),b=!0)},o(d){E(g.$$.fragment,d),b=!1},d(d){d&&t(h),d&&t(_),R(g,d)}}}function rm(C){let h,w,_,g,b;return g=new Uo({props:{code:"[CLS] <question token ids> [SEP] <titles ids> [SEP] <texts ids>",highlighted:'[CLS] <span class="hljs-tag">&lt;<span class="hljs-name">question</span> <span class="hljs-attr">token</span> <span class="hljs-attr">ids</span>&gt;</span> [SEP] <span class="hljs-tag">&lt;<span class="hljs-name">titles</span> <span class="hljs-attr">ids</span>&gt;</span> [SEP] <span class="hljs-tag">&lt;<span class="hljs-name">texts</span> <span class="hljs-attr">ids</span>&gt;</span>'}}),{c(){h=s("p"),w=n("with the format:"),_=l(),T(g.$$.fragment)},l(d){h=a(d,"P",{});var u=i(h);w=r(u,"with the format:"),u.forEach(t),_=c(d),k(g.$$.fragment,d)},m(d,u){f(d,h,u),e(h,w),f(d,_,u),P(g,d,u),b=!0},p:Ko,i(d){b||($(g.$$.fragment,d),b=!0)},o(d){E(g.$$.fragment,d),b=!1},d(d){d&&t(h),d&&t(_),R(g,d)}}}function sm(C){let h,w,_,g,b;return{c(){h=s("p"),w=n("Although the recipe for forward pass needs to be defined within this function, one should call the "),_=s("code"),g=n("Module"),b=n(`
instance afterwards instead of this since the former takes care of running the pre and post processing steps while
the latter silently ignores them.`)},l(d){h=a(d,"P",{});var u=i(h);w=r(u,"Although the recipe for forward pass needs to be defined within this function, one should call the "),_=a(u,"CODE",{});var z=i(_);g=r(z,"Module"),z.forEach(t),b=r(u,`
instance afterwards instead of this since the former takes care of running the pre and post processing steps while
the latter silently ignores them.`),u.forEach(t)},m(d,u){f(d,h,u),e(h,w),e(h,_),e(_,g),e(h,b)},d(d){d&&t(h)}}}function am(C){let h,w,_,g,b;return g=new Uo({props:{code:`from transformers import DPRContextEncoder, DPRContextEncoderTokenizer

tokenizer = DPRContextEncoderTokenizer.from_pretrained("facebook/dpr-ctx_encoder-single-nq-base")
model = DPRContextEncoder.from_pretrained("facebook/dpr-ctx_encoder-single-nq-base")
input_ids = tokenizer("Hello, is my dog cute ?", return_tensors="pt")["input_ids"]
embeddings = model(input_ids).pooler_output`,highlighted:`<span class="hljs-meta">&gt;&gt;&gt; </span><span class="hljs-keyword">from</span> transformers <span class="hljs-keyword">import</span> DPRContextEncoder, DPRContextEncoderTokenizer

<span class="hljs-meta">&gt;&gt;&gt; </span>tokenizer = DPRContextEncoderTokenizer.from_pretrained(<span class="hljs-string">&quot;facebook/dpr-ctx_encoder-single-nq-base&quot;</span>)
<span class="hljs-meta">&gt;&gt;&gt; </span>model = DPRContextEncoder.from_pretrained(<span class="hljs-string">&quot;facebook/dpr-ctx_encoder-single-nq-base&quot;</span>)
<span class="hljs-meta">&gt;&gt;&gt; </span>input_ids = tokenizer(<span class="hljs-string">&quot;Hello, is my dog cute ?&quot;</span>, return_tensors=<span class="hljs-string">&quot;pt&quot;</span>)[<span class="hljs-string">&quot;input_ids&quot;</span>]
<span class="hljs-meta">&gt;&gt;&gt; </span>embeddings = model(input_ids).pooler_output`}}),{c(){h=s("p"),w=n("Examples:"),_=l(),T(g.$$.fragment)},l(d){h=a(d,"P",{});var u=i(h);w=r(u,"Examples:"),u.forEach(t),_=c(d),k(g.$$.fragment,d)},m(d,u){f(d,h,u),e(h,w),f(d,_,u),P(g,d,u),b=!0},p:Ko,i(d){b||($(g.$$.fragment,d),b=!0)},o(d){E(g.$$.fragment,d),b=!1},d(d){d&&t(h),d&&t(_),R(g,d)}}}function im(C){let h,w,_,g,b;return{c(){h=s("p"),w=n("Although the recipe for forward pass needs to be defined within this function, one should call the "),_=s("code"),g=n("Module"),b=n(`
instance afterwards instead of this since the former takes care of running the pre and post processing steps while
the latter silently ignores them.`)},l(d){h=a(d,"P",{});var u=i(h);w=r(u,"Although the recipe for forward pass needs to be defined within this function, one should call the "),_=a(u,"CODE",{});var z=i(_);g=r(z,"Module"),z.forEach(t),b=r(u,`
instance afterwards instead of this since the former takes care of running the pre and post processing steps while
the latter silently ignores them.`),u.forEach(t)},m(d,u){f(d,h,u),e(h,w),e(h,_),e(_,g),e(h,b)},d(d){d&&t(h)}}}function dm(C){let h,w,_,g,b;return g=new Uo({props:{code:`from transformers import DPRQuestionEncoder, DPRQuestionEncoderTokenizer

tokenizer = DPRQuestionEncoderTokenizer.from_pretrained("facebook/dpr-question_encoder-single-nq-base")
model = DPRQuestionEncoder.from_pretrained("facebook/dpr-question_encoder-single-nq-base")
input_ids = tokenizer("Hello, is my dog cute ?", return_tensors="pt")["input_ids"]
embeddings = model(input_ids).pooler_output`,highlighted:`<span class="hljs-meta">&gt;&gt;&gt; </span><span class="hljs-keyword">from</span> transformers <span class="hljs-keyword">import</span> DPRQuestionEncoder, DPRQuestionEncoderTokenizer

<span class="hljs-meta">&gt;&gt;&gt; </span>tokenizer = DPRQuestionEncoderTokenizer.from_pretrained(<span class="hljs-string">&quot;facebook/dpr-question_encoder-single-nq-base&quot;</span>)
<span class="hljs-meta">&gt;&gt;&gt; </span>model = DPRQuestionEncoder.from_pretrained(<span class="hljs-string">&quot;facebook/dpr-question_encoder-single-nq-base&quot;</span>)
<span class="hljs-meta">&gt;&gt;&gt; </span>input_ids = tokenizer(<span class="hljs-string">&quot;Hello, is my dog cute ?&quot;</span>, return_tensors=<span class="hljs-string">&quot;pt&quot;</span>)[<span class="hljs-string">&quot;input_ids&quot;</span>]
<span class="hljs-meta">&gt;&gt;&gt; </span>embeddings = model(input_ids).pooler_output`}}),{c(){h=s("p"),w=n("Examples:"),_=l(),T(g.$$.fragment)},l(d){h=a(d,"P",{});var u=i(h);w=r(u,"Examples:"),u.forEach(t),_=c(d),k(g.$$.fragment,d)},m(d,u){f(d,h,u),e(h,w),f(d,_,u),P(g,d,u),b=!0},p:Ko,i(d){b||($(g.$$.fragment,d),b=!0)},o(d){E(g.$$.fragment,d),b=!1},d(d){d&&t(h),d&&t(_),R(g,d)}}}function lm(C){let h,w,_,g,b;return{c(){h=s("p"),w=n("Although the recipe for forward pass needs to be defined within this function, one should call the "),_=s("code"),g=n("Module"),b=n(`
instance afterwards instead of this since the former takes care of running the pre and post processing steps while
the latter silently ignores them.`)},l(d){h=a(d,"P",{});var u=i(h);w=r(u,"Although the recipe for forward pass needs to be defined within this function, one should call the "),_=a(u,"CODE",{});var z=i(_);g=r(z,"Module"),z.forEach(t),b=r(u,`
instance afterwards instead of this since the former takes care of running the pre and post processing steps while
the latter silently ignores them.`),u.forEach(t)},m(d,u){f(d,h,u),e(h,w),e(h,_),e(_,g),e(h,b)},d(d){d&&t(h)}}}function cm(C){let h,w,_,g,b;return g=new Uo({props:{code:`from transformers import DPRReader, DPRReaderTokenizer

tokenizer = DPRReaderTokenizer.from_pretrained("facebook/dpr-reader-single-nq-base")
model = DPRReader.from_pretrained("facebook/dpr-reader-single-nq-base")
encoded_inputs = tokenizer(
    questions=["What is love ?"],
    titles=["Haddaway"],
    texts=["'What Is Love' is a song recorded by the artist Haddaway"],
    return_tensors="pt",
)
outputs = model(**encoded_inputs)
start_logits = outputs.start_logits
end_logits = outputs.end_logits
relevance_logits = outputs.relevance_logits`,highlighted:`<span class="hljs-meta">&gt;&gt;&gt; </span><span class="hljs-keyword">from</span> transformers <span class="hljs-keyword">import</span> DPRReader, DPRReaderTokenizer

<span class="hljs-meta">&gt;&gt;&gt; </span>tokenizer = DPRReaderTokenizer.from_pretrained(<span class="hljs-string">&quot;facebook/dpr-reader-single-nq-base&quot;</span>)
<span class="hljs-meta">&gt;&gt;&gt; </span>model = DPRReader.from_pretrained(<span class="hljs-string">&quot;facebook/dpr-reader-single-nq-base&quot;</span>)
<span class="hljs-meta">&gt;&gt;&gt; </span>encoded_inputs = tokenizer(
<span class="hljs-meta">... </span>    questions=[<span class="hljs-string">&quot;What is love ?&quot;</span>],
<span class="hljs-meta">... </span>    titles=[<span class="hljs-string">&quot;Haddaway&quot;</span>],
<span class="hljs-meta">... </span>    texts=[<span class="hljs-string">&quot;&#x27;What Is Love&#x27; is a song recorded by the artist Haddaway&quot;</span>],
<span class="hljs-meta">... </span>    return_tensors=<span class="hljs-string">&quot;pt&quot;</span>,
<span class="hljs-meta">... </span>)
<span class="hljs-meta">&gt;&gt;&gt; </span>outputs = model(**encoded_inputs)
<span class="hljs-meta">&gt;&gt;&gt; </span>start_logits = outputs.start_logits
<span class="hljs-meta">&gt;&gt;&gt; </span>end_logits = outputs.end_logits
<span class="hljs-meta">&gt;&gt;&gt; </span>relevance_logits = outputs.relevance_logits`}}),{c(){h=s("p"),w=n("Examples:"),_=l(),T(g.$$.fragment)},l(d){h=a(d,"P",{});var u=i(h);w=r(u,"Examples:"),u.forEach(t),_=c(d),k(g.$$.fragment,d)},m(d,u){f(d,h,u),e(h,w),f(d,_,u),P(g,d,u),b=!0},p:Ko,i(d){b||($(g.$$.fragment,d),b=!0)},o(d){E(g.$$.fragment,d),b=!1},d(d){d&&t(h),d&&t(_),R(g,d)}}}function pm(C){let h,w,_,g,b,d,u,z,qe,$e,N,le,X,y,Ce,B,ce,We,V,J,se,K,ie,Fe,U,Ae,Ee,L,je,de,pe,F,j,he,Z,Re,ue,W,Oe,ye,q,Ne,Q,Ie,Le,M,Qe,Me,S,fe,ee,De,te,A,ge,I,Se,oe;return{c(){h=s("p"),w=n("TensorFlow models and layers in "),_=s("code"),g=n("transformers"),b=n(" accept two formats as input:"),d=l(),u=s("ul"),z=s("li"),qe=n("having all inputs as keyword arguments (like PyTorch models), or"),$e=l(),N=s("li"),le=n("having all inputs as a list, tuple or dict in the first positional argument."),X=l(),y=s("p"),Ce=n(`The reason the second format is supported is that Keras methods prefer this format when passing inputs to models
and layers. Because of this support, when using methods like `),B=s("code"),ce=n("model.fit()"),We=n(` things should \u201Cjust work\u201D for you - just
pass your inputs and labels in any format that `),V=s("code"),J=n("model.fit()"),se=n(` supports! If, however, you want to use the second
format outside of Keras methods like `),K=s("code"),ie=n("fit()"),Fe=n(" and "),U=s("code"),Ae=n("predict()"),Ee=n(`, such as when creating your own layers or models with
the Keras `),L=s("code"),je=n("Functional"),de=n(` API, there are three possibilities you can use to gather all the input Tensors in the first
positional argument:`),pe=l(),F=s("ul"),j=s("li"),he=n("a single Tensor with "),Z=s("code"),Re=n("input_ids"),ue=n(" only and nothing else: "),W=s("code"),Oe=n("model(input_ids)"),ye=l(),q=s("li"),Ne=n(`a list of varying length with one or several input Tensors IN THE ORDER given in the docstring:
`),Q=s("code"),Ie=n("model([input_ids, attention_mask])"),Le=n(" or "),M=s("code"),Qe=n("model([input_ids, attention_mask, token_type_ids])"),Me=l(),S=s("li"),fe=n(`a dictionary with one or several input Tensors associated to the input names given in the docstring:
`),ee=s("code"),De=n('model({"input_ids": input_ids, "token_type_ids": token_type_ids})'),te=l(),A=s("p"),ge=n(`Note that when creating models and layers with
`),I=s("a"),Se=n("subclassing"),oe=n(` then you don\u2019t need to worry
about any of this, as you can just pass inputs like you would to any other Python function!`),this.h()},l(v){h=a(v,"P",{});var D=i(h);w=r(D,"TensorFlow models and layers in "),_=a(D,"CODE",{});var ot=i(_);g=r(ot,"transformers"),ot.forEach(t),b=r(D," accept two formats as input:"),D.forEach(t),d=c(v),u=a(v,"UL",{});var ae=i(u);z=a(ae,"LI",{});var nt=i(z);qe=r(nt,"having all inputs as keyword arguments (like PyTorch models), or"),nt.forEach(t),$e=c(ae),N=a(ae,"LI",{});var rt=i(N);le=r(rt,"having all inputs as a list, tuple or dict in the first positional argument."),rt.forEach(t),ae.forEach(t),X=c(v),y=a(v,"P",{});var x=i(y);Ce=r(x,`The reason the second format is supported is that Keras methods prefer this format when passing inputs to models
and layers. Because of this support, when using methods like `),B=a(x,"CODE",{});var st=i(B);ce=r(st,"model.fit()"),st.forEach(t),We=r(x,` things should \u201Cjust work\u201D for you - just
pass your inputs and labels in any format that `),V=a(x,"CODE",{});var Ge=i(V);J=r(Ge,"model.fit()"),Ge.forEach(t),se=r(x,` supports! If, however, you want to use the second
format outside of Keras methods like `),K=a(x,"CODE",{});var me=i(K);ie=r(me,"fit()"),me.forEach(t),Fe=r(x," and "),U=a(x,"CODE",{});var _e=i(U);Ae=r(_e,"predict()"),_e.forEach(t),Ee=r(x,`, such as when creating your own layers or models with
the Keras `),L=a(x,"CODE",{});var Ve=i(L);je=r(Ve,"Functional"),Ve.forEach(t),de=r(x,` API, there are three possibilities you can use to gather all the input Tensors in the first
positional argument:`),x.forEach(t),pe=c(v),F=a(v,"UL",{});var O=i(F);j=a(O,"LI",{});var ne=i(j);he=r(ne,"a single Tensor with "),Z=a(ne,"CODE",{});var Ye=i(Z);Re=r(Ye,"input_ids"),Ye.forEach(t),ue=r(ne," only and nothing else: "),W=a(ne,"CODE",{});var at=i(W);Oe=r(at,"model(input_ids)"),at.forEach(t),ne.forEach(t),ye=c(O),q=a(O,"LI",{});var Y=i(q);Ne=r(Y,`a list of varying length with one or several input Tensors IN THE ORDER given in the docstring:
`),Q=a(Y,"CODE",{});var H=i(Q);Ie=r(H,"model([input_ids, attention_mask])"),H.forEach(t),Le=r(Y," or "),M=a(Y,"CODE",{});var xe=i(M);Qe=r(xe,"model([input_ids, attention_mask, token_type_ids])"),xe.forEach(t),Y.forEach(t),Me=c(O),S=a(O,"LI",{});var Be=i(S);fe=r(Be,`a dictionary with one or several input Tensors associated to the input names given in the docstring:
`),ee=a(Be,"CODE",{});var ve=i(ee);De=r(ve,'model({"input_ids": input_ids, "token_type_ids": token_type_ids})'),ve.forEach(t),Be.forEach(t),O.forEach(t),te=c(v),A=a(v,"P",{});var re=i(A);ge=r(re,`Note that when creating models and layers with
`),I=a(re,"A",{href:!0,rel:!0});var it=i(I);Se=r(it,"subclassing"),it.forEach(t),oe=r(re,` then you don\u2019t need to worry
about any of this, as you can just pass inputs like you would to any other Python function!`),re.forEach(t),this.h()},h(){p(I,"href","https://keras.io/guides/making_new_layers_and_models_via_subclassing/"),p(I,"rel","nofollow")},m(v,D){f(v,h,D),e(h,w),e(h,_),e(_,g),e(h,b),f(v,d,D),f(v,u,D),e(u,z),e(z,qe),e(u,$e),e(u,N),e(N,le),f(v,X,D),f(v,y,D),e(y,Ce),e(y,B),e(B,ce),e(y,We),e(y,V),e(V,J),e(y,se),e(y,K),e(K,ie),e(y,Fe),e(y,U),e(U,Ae),e(y,Ee),e(y,L),e(L,je),e(y,de),f(v,pe,D),f(v,F,D),e(F,j),e(j,he),e(j,Z),e(Z,Re),e(j,ue),e(j,W),e(W,Oe),e(F,ye),e(F,q),e(q,Ne),e(q,Q),e(Q,Ie),e(q,Le),e(q,M),e(M,Qe),e(F,Me),e(F,S),e(S,fe),e(S,ee),e(ee,De),f(v,te,D),f(v,A,D),e(A,ge),e(A,I),e(I,Se),e(A,oe)},d(v){v&&t(h),v&&t(d),v&&t(u),v&&t(X),v&&t(y),v&&t(pe),v&&t(F),v&&t(te),v&&t(A)}}}function hm(C){let h,w,_,g,b;return{c(){h=s("p"),w=n("Although the recipe for forward pass needs to be defined within this function, one should call the "),_=s("code"),g=n("Module"),b=n(`
instance afterwards instead of this since the former takes care of running the pre and post processing steps while
the latter silently ignores them.`)},l(d){h=a(d,"P",{});var u=i(h);w=r(u,"Although the recipe for forward pass needs to be defined within this function, one should call the "),_=a(u,"CODE",{});var z=i(_);g=r(z,"Module"),z.forEach(t),b=r(u,`
instance afterwards instead of this since the former takes care of running the pre and post processing steps while
the latter silently ignores them.`),u.forEach(t)},m(d,u){f(d,h,u),e(h,w),e(h,_),e(_,g),e(h,b)},d(d){d&&t(h)}}}function um(C){let h,w,_,g,b;return g=new Uo({props:{code:`from transformers import TFDPRContextEncoder, DPRContextEncoderTokenizer

tokenizer = DPRContextEncoderTokenizer.from_pretrained("facebook/dpr-ctx_encoder-single-nq-base")
model = TFDPRContextEncoder.from_pretrained("facebook/dpr-ctx_encoder-single-nq-base", from_pt=True)
input_ids = tokenizer("Hello, is my dog cute ?", return_tensors="tf")["input_ids"]
embeddings = model(input_ids).pooler_output`,highlighted:`<span class="hljs-meta">&gt;&gt;&gt; </span><span class="hljs-keyword">from</span> transformers <span class="hljs-keyword">import</span> TFDPRContextEncoder, DPRContextEncoderTokenizer

<span class="hljs-meta">&gt;&gt;&gt; </span>tokenizer = DPRContextEncoderTokenizer.from_pretrained(<span class="hljs-string">&quot;facebook/dpr-ctx_encoder-single-nq-base&quot;</span>)
<span class="hljs-meta">&gt;&gt;&gt; </span>model = TFDPRContextEncoder.from_pretrained(<span class="hljs-string">&quot;facebook/dpr-ctx_encoder-single-nq-base&quot;</span>, from_pt=<span class="hljs-literal">True</span>)
<span class="hljs-meta">&gt;&gt;&gt; </span>input_ids = tokenizer(<span class="hljs-string">&quot;Hello, is my dog cute ?&quot;</span>, return_tensors=<span class="hljs-string">&quot;tf&quot;</span>)[<span class="hljs-string">&quot;input_ids&quot;</span>]
<span class="hljs-meta">&gt;&gt;&gt; </span>embeddings = model(input_ids).pooler_output`}}),{c(){h=s("p"),w=n("Examples:"),_=l(),T(g.$$.fragment)},l(d){h=a(d,"P",{});var u=i(h);w=r(u,"Examples:"),u.forEach(t),_=c(d),k(g.$$.fragment,d)},m(d,u){f(d,h,u),e(h,w),f(d,_,u),P(g,d,u),b=!0},p:Ko,i(d){b||($(g.$$.fragment,d),b=!0)},o(d){E(g.$$.fragment,d),b=!1},d(d){d&&t(h),d&&t(_),R(g,d)}}}function fm(C){let h,w,_,g,b,d,u,z,qe,$e,N,le,X,y,Ce,B,ce,We,V,J,se,K,ie,Fe,U,Ae,Ee,L,je,de,pe,F,j,he,Z,Re,ue,W,Oe,ye,q,Ne,Q,Ie,Le,M,Qe,Me,S,fe,ee,De,te,A,ge,I,Se,oe;return{c(){h=s("p"),w=n("TensorFlow models and layers in "),_=s("code"),g=n("transformers"),b=n(" accept two formats as input:"),d=l(),u=s("ul"),z=s("li"),qe=n("having all inputs as keyword arguments (like PyTorch models), or"),$e=l(),N=s("li"),le=n("having all inputs as a list, tuple or dict in the first positional argument."),X=l(),y=s("p"),Ce=n(`The reason the second format is supported is that Keras methods prefer this format when passing inputs to models
and layers. Because of this support, when using methods like `),B=s("code"),ce=n("model.fit()"),We=n(` things should \u201Cjust work\u201D for you - just
pass your inputs and labels in any format that `),V=s("code"),J=n("model.fit()"),se=n(` supports! If, however, you want to use the second
format outside of Keras methods like `),K=s("code"),ie=n("fit()"),Fe=n(" and "),U=s("code"),Ae=n("predict()"),Ee=n(`, such as when creating your own layers or models with
the Keras `),L=s("code"),je=n("Functional"),de=n(` API, there are three possibilities you can use to gather all the input Tensors in the first
positional argument:`),pe=l(),F=s("ul"),j=s("li"),he=n("a single Tensor with "),Z=s("code"),Re=n("input_ids"),ue=n(" only and nothing else: "),W=s("code"),Oe=n("model(input_ids)"),ye=l(),q=s("li"),Ne=n(`a list of varying length with one or several input Tensors IN THE ORDER given in the docstring:
`),Q=s("code"),Ie=n("model([input_ids, attention_mask])"),Le=n(" or "),M=s("code"),Qe=n("model([input_ids, attention_mask, token_type_ids])"),Me=l(),S=s("li"),fe=n(`a dictionary with one or several input Tensors associated to the input names given in the docstring:
`),ee=s("code"),De=n('model({"input_ids": input_ids, "token_type_ids": token_type_ids})'),te=l(),A=s("p"),ge=n(`Note that when creating models and layers with
`),I=s("a"),Se=n("subclassing"),oe=n(` then you don\u2019t need to worry
about any of this, as you can just pass inputs like you would to any other Python function!`),this.h()},l(v){h=a(v,"P",{});var D=i(h);w=r(D,"TensorFlow models and layers in "),_=a(D,"CODE",{});var ot=i(_);g=r(ot,"transformers"),ot.forEach(t),b=r(D," accept two formats as input:"),D.forEach(t),d=c(v),u=a(v,"UL",{});var ae=i(u);z=a(ae,"LI",{});var nt=i(z);qe=r(nt,"having all inputs as keyword arguments (like PyTorch models), or"),nt.forEach(t),$e=c(ae),N=a(ae,"LI",{});var rt=i(N);le=r(rt,"having all inputs as a list, tuple or dict in the first positional argument."),rt.forEach(t),ae.forEach(t),X=c(v),y=a(v,"P",{});var x=i(y);Ce=r(x,`The reason the second format is supported is that Keras methods prefer this format when passing inputs to models
and layers. Because of this support, when using methods like `),B=a(x,"CODE",{});var st=i(B);ce=r(st,"model.fit()"),st.forEach(t),We=r(x,` things should \u201Cjust work\u201D for you - just
pass your inputs and labels in any format that `),V=a(x,"CODE",{});var Ge=i(V);J=r(Ge,"model.fit()"),Ge.forEach(t),se=r(x,` supports! If, however, you want to use the second
format outside of Keras methods like `),K=a(x,"CODE",{});var me=i(K);ie=r(me,"fit()"),me.forEach(t),Fe=r(x," and "),U=a(x,"CODE",{});var _e=i(U);Ae=r(_e,"predict()"),_e.forEach(t),Ee=r(x,`, such as when creating your own layers or models with
the Keras `),L=a(x,"CODE",{});var Ve=i(L);je=r(Ve,"Functional"),Ve.forEach(t),de=r(x,` API, there are three possibilities you can use to gather all the input Tensors in the first
positional argument:`),x.forEach(t),pe=c(v),F=a(v,"UL",{});var O=i(F);j=a(O,"LI",{});var ne=i(j);he=r(ne,"a single Tensor with "),Z=a(ne,"CODE",{});var Ye=i(Z);Re=r(Ye,"input_ids"),Ye.forEach(t),ue=r(ne," only and nothing else: "),W=a(ne,"CODE",{});var at=i(W);Oe=r(at,"model(input_ids)"),at.forEach(t),ne.forEach(t),ye=c(O),q=a(O,"LI",{});var Y=i(q);Ne=r(Y,`a list of varying length with one or several input Tensors IN THE ORDER given in the docstring:
`),Q=a(Y,"CODE",{});var H=i(Q);Ie=r(H,"model([input_ids, attention_mask])"),H.forEach(t),Le=r(Y," or "),M=a(Y,"CODE",{});var xe=i(M);Qe=r(xe,"model([input_ids, attention_mask, token_type_ids])"),xe.forEach(t),Y.forEach(t),Me=c(O),S=a(O,"LI",{});var Be=i(S);fe=r(Be,`a dictionary with one or several input Tensors associated to the input names given in the docstring:
`),ee=a(Be,"CODE",{});var ve=i(ee);De=r(ve,'model({"input_ids": input_ids, "token_type_ids": token_type_ids})'),ve.forEach(t),Be.forEach(t),O.forEach(t),te=c(v),A=a(v,"P",{});var re=i(A);ge=r(re,`Note that when creating models and layers with
`),I=a(re,"A",{href:!0,rel:!0});var it=i(I);Se=r(it,"subclassing"),it.forEach(t),oe=r(re,` then you don\u2019t need to worry
about any of this, as you can just pass inputs like you would to any other Python function!`),re.forEach(t),this.h()},h(){p(I,"href","https://keras.io/guides/making_new_layers_and_models_via_subclassing/"),p(I,"rel","nofollow")},m(v,D){f(v,h,D),e(h,w),e(h,_),e(_,g),e(h,b),f(v,d,D),f(v,u,D),e(u,z),e(z,qe),e(u,$e),e(u,N),e(N,le),f(v,X,D),f(v,y,D),e(y,Ce),e(y,B),e(B,ce),e(y,We),e(y,V),e(V,J),e(y,se),e(y,K),e(K,ie),e(y,Fe),e(y,U),e(U,Ae),e(y,Ee),e(y,L),e(L,je),e(y,de),f(v,pe,D),f(v,F,D),e(F,j),e(j,he),e(j,Z),e(Z,Re),e(j,ue),e(j,W),e(W,Oe),e(F,ye),e(F,q),e(q,Ne),e(q,Q),e(Q,Ie),e(q,Le),e(q,M),e(M,Qe),e(F,Me),e(F,S),e(S,fe),e(S,ee),e(ee,De),f(v,te,D),f(v,A,D),e(A,ge),e(A,I),e(I,Se),e(A,oe)},d(v){v&&t(h),v&&t(d),v&&t(u),v&&t(X),v&&t(y),v&&t(pe),v&&t(F),v&&t(te),v&&t(A)}}}function mm(C){let h,w,_,g,b;return{c(){h=s("p"),w=n("Although the recipe for forward pass needs to be defined within this function, one should call the "),_=s("code"),g=n("Module"),b=n(`
instance afterwards instead of this since the former takes care of running the pre and post processing steps while
the latter silently ignores them.`)},l(d){h=a(d,"P",{});var u=i(h);w=r(u,"Although the recipe for forward pass needs to be defined within this function, one should call the "),_=a(u,"CODE",{});var z=i(_);g=r(z,"Module"),z.forEach(t),b=r(u,`
instance afterwards instead of this since the former takes care of running the pre and post processing steps while
the latter silently ignores them.`),u.forEach(t)},m(d,u){f(d,h,u),e(h,w),e(h,_),e(_,g),e(h,b)},d(d){d&&t(h)}}}function gm(C){let h,w,_,g,b;return g=new Uo({props:{code:`from transformers import TFDPRQuestionEncoder, DPRQuestionEncoderTokenizer

tokenizer = DPRQuestionEncoderTokenizer.from_pretrained("facebook/dpr-question_encoder-single-nq-base")
model = TFDPRQuestionEncoder.from_pretrained("facebook/dpr-question_encoder-single-nq-base", from_pt=True)
input_ids = tokenizer("Hello, is my dog cute ?", return_tensors="tf")["input_ids"]
embeddings = model(input_ids).pooler_output`,highlighted:`<span class="hljs-meta">&gt;&gt;&gt; </span><span class="hljs-keyword">from</span> transformers <span class="hljs-keyword">import</span> TFDPRQuestionEncoder, DPRQuestionEncoderTokenizer

<span class="hljs-meta">&gt;&gt;&gt; </span>tokenizer = DPRQuestionEncoderTokenizer.from_pretrained(<span class="hljs-string">&quot;facebook/dpr-question_encoder-single-nq-base&quot;</span>)
<span class="hljs-meta">&gt;&gt;&gt; </span>model = TFDPRQuestionEncoder.from_pretrained(<span class="hljs-string">&quot;facebook/dpr-question_encoder-single-nq-base&quot;</span>, from_pt=<span class="hljs-literal">True</span>)
<span class="hljs-meta">&gt;&gt;&gt; </span>input_ids = tokenizer(<span class="hljs-string">&quot;Hello, is my dog cute ?&quot;</span>, return_tensors=<span class="hljs-string">&quot;tf&quot;</span>)[<span class="hljs-string">&quot;input_ids&quot;</span>]
<span class="hljs-meta">&gt;&gt;&gt; </span>embeddings = model(input_ids).pooler_output`}}),{c(){h=s("p"),w=n("Examples:"),_=l(),T(g.$$.fragment)},l(d){h=a(d,"P",{});var u=i(h);w=r(u,"Examples:"),u.forEach(t),_=c(d),k(g.$$.fragment,d)},m(d,u){f(d,h,u),e(h,w),f(d,_,u),P(g,d,u),b=!0},p:Ko,i(d){b||($(g.$$.fragment,d),b=!0)},o(d){E(g.$$.fragment,d),b=!1},d(d){d&&t(h),d&&t(_),R(g,d)}}}function _m(C){let h,w,_,g,b,d,u,z,qe,$e,N,le,X,y,Ce,B,ce,We,V,J,se,K,ie,Fe,U,Ae,Ee,L,je,de,pe,F,j,he,Z,Re,ue,W,Oe,ye,q,Ne,Q,Ie,Le,M,Qe,Me,S,fe,ee,De,te,A,ge,I,Se,oe;return{c(){h=s("p"),w=n("TensorFlow models and layers in "),_=s("code"),g=n("transformers"),b=n(" accept two formats as input:"),d=l(),u=s("ul"),z=s("li"),qe=n("having all inputs as keyword arguments (like PyTorch models), or"),$e=l(),N=s("li"),le=n("having all inputs as a list, tuple or dict in the first positional argument."),X=l(),y=s("p"),Ce=n(`The reason the second format is supported is that Keras methods prefer this format when passing inputs to models
and layers. Because of this support, when using methods like `),B=s("code"),ce=n("model.fit()"),We=n(` things should \u201Cjust work\u201D for you - just
pass your inputs and labels in any format that `),V=s("code"),J=n("model.fit()"),se=n(` supports! If, however, you want to use the second
format outside of Keras methods like `),K=s("code"),ie=n("fit()"),Fe=n(" and "),U=s("code"),Ae=n("predict()"),Ee=n(`, such as when creating your own layers or models with
the Keras `),L=s("code"),je=n("Functional"),de=n(` API, there are three possibilities you can use to gather all the input Tensors in the first
positional argument:`),pe=l(),F=s("ul"),j=s("li"),he=n("a single Tensor with "),Z=s("code"),Re=n("input_ids"),ue=n(" only and nothing else: "),W=s("code"),Oe=n("model(input_ids)"),ye=l(),q=s("li"),Ne=n(`a list of varying length with one or several input Tensors IN THE ORDER given in the docstring:
`),Q=s("code"),Ie=n("model([input_ids, attention_mask])"),Le=n(" or "),M=s("code"),Qe=n("model([input_ids, attention_mask, token_type_ids])"),Me=l(),S=s("li"),fe=n(`a dictionary with one or several input Tensors associated to the input names given in the docstring:
`),ee=s("code"),De=n('model({"input_ids": input_ids, "token_type_ids": token_type_ids})'),te=l(),A=s("p"),ge=n(`Note that when creating models and layers with
`),I=s("a"),Se=n("subclassing"),oe=n(` then you don\u2019t need to worry
about any of this, as you can just pass inputs like you would to any other Python function!`),this.h()},l(v){h=a(v,"P",{});var D=i(h);w=r(D,"TensorFlow models and layers in "),_=a(D,"CODE",{});var ot=i(_);g=r(ot,"transformers"),ot.forEach(t),b=r(D," accept two formats as input:"),D.forEach(t),d=c(v),u=a(v,"UL",{});var ae=i(u);z=a(ae,"LI",{});var nt=i(z);qe=r(nt,"having all inputs as keyword arguments (like PyTorch models), or"),nt.forEach(t),$e=c(ae),N=a(ae,"LI",{});var rt=i(N);le=r(rt,"having all inputs as a list, tuple or dict in the first positional argument."),rt.forEach(t),ae.forEach(t),X=c(v),y=a(v,"P",{});var x=i(y);Ce=r(x,`The reason the second format is supported is that Keras methods prefer this format when passing inputs to models
and layers. Because of this support, when using methods like `),B=a(x,"CODE",{});var st=i(B);ce=r(st,"model.fit()"),st.forEach(t),We=r(x,` things should \u201Cjust work\u201D for you - just
pass your inputs and labels in any format that `),V=a(x,"CODE",{});var Ge=i(V);J=r(Ge,"model.fit()"),Ge.forEach(t),se=r(x,` supports! If, however, you want to use the second
format outside of Keras methods like `),K=a(x,"CODE",{});var me=i(K);ie=r(me,"fit()"),me.forEach(t),Fe=r(x," and "),U=a(x,"CODE",{});var _e=i(U);Ae=r(_e,"predict()"),_e.forEach(t),Ee=r(x,`, such as when creating your own layers or models with
the Keras `),L=a(x,"CODE",{});var Ve=i(L);je=r(Ve,"Functional"),Ve.forEach(t),de=r(x,` API, there are three possibilities you can use to gather all the input Tensors in the first
positional argument:`),x.forEach(t),pe=c(v),F=a(v,"UL",{});var O=i(F);j=a(O,"LI",{});var ne=i(j);he=r(ne,"a single Tensor with "),Z=a(ne,"CODE",{});var Ye=i(Z);Re=r(Ye,"input_ids"),Ye.forEach(t),ue=r(ne," only and nothing else: "),W=a(ne,"CODE",{});var at=i(W);Oe=r(at,"model(input_ids)"),at.forEach(t),ne.forEach(t),ye=c(O),q=a(O,"LI",{});var Y=i(q);Ne=r(Y,`a list of varying length with one or several input Tensors IN THE ORDER given in the docstring:
`),Q=a(Y,"CODE",{});var H=i(Q);Ie=r(H,"model([input_ids, attention_mask])"),H.forEach(t),Le=r(Y," or "),M=a(Y,"CODE",{});var xe=i(M);Qe=r(xe,"model([input_ids, attention_mask, token_type_ids])"),xe.forEach(t),Y.forEach(t),Me=c(O),S=a(O,"LI",{});var Be=i(S);fe=r(Be,`a dictionary with one or several input Tensors associated to the input names given in the docstring:
`),ee=a(Be,"CODE",{});var ve=i(ee);De=r(ve,'model({"input_ids": input_ids, "token_type_ids": token_type_ids})'),ve.forEach(t),Be.forEach(t),O.forEach(t),te=c(v),A=a(v,"P",{});var re=i(A);ge=r(re,`Note that when creating models and layers with
`),I=a(re,"A",{href:!0,rel:!0});var it=i(I);Se=r(it,"subclassing"),it.forEach(t),oe=r(re,` then you don\u2019t need to worry
about any of this, as you can just pass inputs like you would to any other Python function!`),re.forEach(t),this.h()},h(){p(I,"href","https://keras.io/guides/making_new_layers_and_models_via_subclassing/"),p(I,"rel","nofollow")},m(v,D){f(v,h,D),e(h,w),e(h,_),e(_,g),e(h,b),f(v,d,D),f(v,u,D),e(u,z),e(z,qe),e(u,$e),e(u,N),e(N,le),f(v,X,D),f(v,y,D),e(y,Ce),e(y,B),e(B,ce),e(y,We),e(y,V),e(V,J),e(y,se),e(y,K),e(K,ie),e(y,Fe),e(y,U),e(U,Ae),e(y,Ee),e(y,L),e(L,je),e(y,de),f(v,pe,D),f(v,F,D),e(F,j),e(j,he),e(j,Z),e(Z,Re),e(j,ue),e(j,W),e(W,Oe),e(F,ye),e(F,q),e(q,Ne),e(q,Q),e(Q,Ie),e(q,Le),e(q,M),e(M,Qe),e(F,Me),e(F,S),e(S,fe),e(S,ee),e(ee,De),f(v,te,D),f(v,A,D),e(A,ge),e(A,I),e(I,Se),e(A,oe)},d(v){v&&t(h),v&&t(d),v&&t(u),v&&t(X),v&&t(y),v&&t(pe),v&&t(F),v&&t(te),v&&t(A)}}}function vm(C){let h,w,_,g,b;return{c(){h=s("p"),w=n("Although the recipe for forward pass needs to be defined within this function, one should call the "),_=s("code"),g=n("Module"),b=n(`
instance afterwards instead of this since the former takes care of running the pre and post processing steps while
the latter silently ignores them.`)},l(d){h=a(d,"P",{});var u=i(h);w=r(u,"Although the recipe for forward pass needs to be defined within this function, one should call the "),_=a(u,"CODE",{});var z=i(_);g=r(z,"Module"),z.forEach(t),b=r(u,`
instance afterwards instead of this since the former takes care of running the pre and post processing steps while
the latter silently ignores them.`),u.forEach(t)},m(d,u){f(d,h,u),e(h,w),e(h,_),e(_,g),e(h,b)},d(d){d&&t(h)}}}function bm(C){let h,w,_,g,b;return g=new Uo({props:{code:`from transformers import TFDPRReader, DPRReaderTokenizer

tokenizer = DPRReaderTokenizer.from_pretrained("facebook/dpr-reader-single-nq-base")
model = TFDPRReader.from_pretrained("facebook/dpr-reader-single-nq-base", from_pt=True)
encoded_inputs = tokenizer(
    questions=["What is love ?"],
    titles=["Haddaway"],
    texts=["'What Is Love' is a song recorded by the artist Haddaway"],
    return_tensors="tf",
)
outputs = model(encoded_inputs)
start_logits = outputs.start_logits
end_logits = outputs.end_logits
relevance_logits = outputs.relevance_logits`,highlighted:`<span class="hljs-meta">&gt;&gt;&gt; </span><span class="hljs-keyword">from</span> transformers <span class="hljs-keyword">import</span> TFDPRReader, DPRReaderTokenizer

<span class="hljs-meta">&gt;&gt;&gt; </span>tokenizer = DPRReaderTokenizer.from_pretrained(<span class="hljs-string">&quot;facebook/dpr-reader-single-nq-base&quot;</span>)
<span class="hljs-meta">&gt;&gt;&gt; </span>model = TFDPRReader.from_pretrained(<span class="hljs-string">&quot;facebook/dpr-reader-single-nq-base&quot;</span>, from_pt=<span class="hljs-literal">True</span>)
<span class="hljs-meta">&gt;&gt;&gt; </span>encoded_inputs = tokenizer(
<span class="hljs-meta">... </span>    questions=[<span class="hljs-string">&quot;What is love ?&quot;</span>],
<span class="hljs-meta">... </span>    titles=[<span class="hljs-string">&quot;Haddaway&quot;</span>],
<span class="hljs-meta">... </span>    texts=[<span class="hljs-string">&quot;&#x27;What Is Love&#x27; is a song recorded by the artist Haddaway&quot;</span>],
<span class="hljs-meta">... </span>    return_tensors=<span class="hljs-string">&quot;tf&quot;</span>,
<span class="hljs-meta">... </span>)
<span class="hljs-meta">&gt;&gt;&gt; </span>outputs = model(encoded_inputs)
<span class="hljs-meta">&gt;&gt;&gt; </span>start_logits = outputs.start_logits
<span class="hljs-meta">&gt;&gt;&gt; </span>end_logits = outputs.end_logits
<span class="hljs-meta">&gt;&gt;&gt; </span>relevance_logits = outputs.relevance_logits`}}),{c(){h=s("p"),w=n("Examples:"),_=l(),T(g.$$.fragment)},l(d){h=a(d,"P",{});var u=i(h);w=r(u,"Examples:"),u.forEach(t),_=c(d),k(g.$$.fragment,d)},m(d,u){f(d,h,u),e(h,w),f(d,_,u),P(g,d,u),b=!0},p:Ko,i(d){b||($(g.$$.fragment,d),b=!0)},o(d){E(g.$$.fragment,d),b=!1},d(d){d&&t(h),d&&t(_),R(g,d)}}}function wm(C){let h,w,_,g,b,d,u,z,qe,$e,N,le,X,y,Ce,B,ce,We,V,J,se,K,ie,Fe,U,Ae,Ee,L,je,de,pe,F,j,he,Z,Re,ue,W,Oe,ye,q,Ne,Q,Ie,Le,M,Qe,Me,S,fe,ee,De,te,A,ge,I,Se,oe,v,D,ot,ae,nt,rt,x,st,Ge,me,_e,Ve,O,ne,Ye,at,Y,H,xe,Be,ve,re,it,Ii,ss,Li,Qi,Mi,Xe,Si,ur,Bi,Hi,fr,Ki,Ui,mr,Wi,Vi,Wo,Yi,Gi,Xi,Vo,Ji,gr,Zi,ed,td,Jt,wa,Dt,Zt,as,Yo,od,is,nd,Ta,Je,Go,rd,ds,sd,ad,eo,_r,id,dd,vr,ld,cd,pd,Xo,hd,br,ud,fd,ka,xt,to,ls,Jo,md,cs,gd,Pa,Ze,Zo,_d,en,vd,ps,bd,wd,Td,oo,wr,kd,Pd,Tr,$d,Ed,Rd,tn,yd,kr,Dd,xd,$a,zt,no,hs,on,zd,us,qd,Ea,et,nn,Cd,fs,Fd,Ad,ro,Pr,jd,Od,$r,Nd,Id,Ld,rn,Qd,Er,Md,Sd,Ra,qt,so,ms,sn,Bd,gs,Hd,ya,tt,an,Kd,dn,Ud,_s,Wd,Vd,Yd,ao,Rr,Gd,Xd,yr,Jd,Zd,el,ln,tl,Dr,ol,nl,Da,Ct,io,vs,cn,rl,bs,sl,xa,be,pn,al,ws,il,dl,wt,xr,ll,cl,zr,pl,hl,qr,ul,fl,ml,hn,gl,Cr,_l,vl,bl,Tt,wl,Ts,Tl,kl,ks,Pl,$l,Ps,El,Rl,lo,za,Ft,co,$s,un,yl,Es,Dl,qa,we,fn,xl,mn,zl,Rs,ql,Cl,Fl,kt,Fr,Al,jl,Ar,Ol,Nl,jr,Il,Ll,Ql,gn,Ml,Or,Sl,Bl,Hl,bt,Kl,ys,Ul,Wl,Ds,Vl,Yl,xs,Gl,Xl,Jl,zs,Zl,Ca,At,po,qs,_n,ec,Cs,tc,Fa,jt,vn,oc,bn,nc,Nr,rc,sc,Aa,Ot,wn,ac,Tn,ic,Ir,dc,lc,ja,Nt,kn,cc,Pn,pc,Lr,hc,uc,Oa,It,ho,Fs,$n,fc,As,mc,Na,He,En,gc,js,_c,vc,Rn,bc,Qr,wc,Tc,kc,yn,Pc,Dn,$c,Ec,Rc,dt,xn,yc,Lt,Dc,Mr,xc,zc,Os,qc,Cc,Fc,uo,Ac,fo,Ia,Qt,mo,Ns,zn,jc,Is,Oc,La,Ke,qn,Nc,Ls,Ic,Lc,Cn,Qc,Sr,Mc,Sc,Bc,Fn,Hc,An,Kc,Uc,Wc,lt,jn,Vc,Mt,Yc,Br,Gc,Xc,Qs,Jc,Zc,ep,go,tp,_o,Qa,St,vo,Ms,On,op,Ss,np,Ma,Ue,Nn,rp,Bs,sp,ap,In,ip,Hr,dp,lp,cp,Ln,pp,Qn,hp,up,fp,ct,Mn,mp,Bt,gp,Kr,_p,vp,Hs,bp,wp,Tp,bo,kp,wo,Sa,Ht,To,Ks,Sn,Pp,Us,$p,Ba,Te,Bn,Ep,Ws,Rp,yp,Hn,Dp,Ur,xp,zp,qp,Kn,Cp,Un,Fp,Ap,jp,ko,Op,pt,Wn,Np,Kt,Ip,Wr,Lp,Qp,Vs,Mp,Sp,Bp,Po,Hp,$o,Ha,Ut,Eo,Ys,Vn,Kp,Gs,Up,Ka,ke,Yn,Wp,Xs,Vp,Yp,Gn,Gp,Vr,Xp,Jp,Zp,Xn,eh,Jn,th,oh,nh,Ro,rh,ht,Zn,sh,Wt,ah,Yr,ih,dh,Js,lh,ch,ph,yo,hh,Do,Ua,Vt,xo,Zs,er,uh,ea,fh,Wa,Pe,tr,mh,ta,gh,_h,or,vh,Gr,bh,wh,Th,nr,kh,rr,Ph,$h,Eh,zo,Rh,ut,sr,yh,Yt,Dh,Xr,xh,zh,oa,qh,Ch,Fh,qo,Ah,Co,Va;return d=new ze({}),ie=new ze({}),O=new ze({}),xe=new G({props:{name:"class transformers.DPRConfig",anchor:"transformers.DPRConfig",parameters:[{name:"vocab_size",val:" = 30522"},{name:"hidden_size",val:" = 768"},{name:"num_hidden_layers",val:" = 12"},{name:"num_attention_heads",val:" = 12"},{name:"intermediate_size",val:" = 3072"},{name:"hidden_act",val:" = 'gelu'"},{name:"hidden_dropout_prob",val:" = 0.1"},{name:"attention_probs_dropout_prob",val:" = 0.1"},{name:"max_position_embeddings",val:" = 512"},{name:"type_vocab_size",val:" = 2"},{name:"initializer_range",val:" = 0.02"},{name:"layer_norm_eps",val:" = 1e-12"},{name:"pad_token_id",val:" = 0"},{name:"position_embedding_type",val:" = 'absolute'"},{name:"projection_dim",val:": int = 0"},{name:"**kwargs",val:""}],parametersDescription:[{anchor:"transformers.DPRConfig.vocab_size",description:`<strong>vocab_size</strong> (<code>int</code>, <em>optional</em>, defaults to 30522) &#x2014;
Vocabulary size of the DPR model. Defines the different tokens that can be represented by the <em>inputs_ids</em>
passed to the forward method of <a href="/docs/transformers/v4.29.0/en/model_doc/bert#transformers.BertModel">BertModel</a>.`,name:"vocab_size"},{anchor:"transformers.DPRConfig.hidden_size",description:`<strong>hidden_size</strong> (<code>int</code>, <em>optional</em>, defaults to 768) &#x2014;
Dimensionality of the encoder layers and the pooler layer.`,name:"hidden_size"},{anchor:"transformers.DPRConfig.num_hidden_layers",description:`<strong>num_hidden_layers</strong> (<code>int</code>, <em>optional</em>, defaults to 12) &#x2014;
Number of hidden layers in the Transformer encoder.`,name:"num_hidden_layers"},{anchor:"transformers.DPRConfig.num_attention_heads",description:`<strong>num_attention_heads</strong> (<code>int</code>, <em>optional</em>, defaults to 12) &#x2014;
Number of attention heads for each attention layer in the Transformer encoder.`,name:"num_attention_heads"},{anchor:"transformers.DPRConfig.intermediate_size",description:`<strong>intermediate_size</strong> (<code>int</code>, <em>optional</em>, defaults to 3072) &#x2014;
Dimensionality of the &#x201C;intermediate&#x201D; (i.e., feed-forward) layer in the Transformer encoder.`,name:"intermediate_size"},{anchor:"transformers.DPRConfig.hidden_act",description:`<strong>hidden_act</strong> (<code>str</code> or <code>function</code>, <em>optional</em>, defaults to <code>&quot;gelu&quot;</code>) &#x2014;
The non-linear activation function (function or string) in the encoder and pooler. If string, <code>&quot;gelu&quot;</code>,
<code>&quot;relu&quot;</code>, <code>&quot;silu&quot;</code> and <code>&quot;gelu_new&quot;</code> are supported.`,name:"hidden_act"},{anchor:"transformers.DPRConfig.hidden_dropout_prob",description:`<strong>hidden_dropout_prob</strong> (<code>float</code>, <em>optional</em>, defaults to 0.1) &#x2014;
The dropout probability for all fully connected layers in the embeddings, encoder, and pooler.`,name:"hidden_dropout_prob"},{anchor:"transformers.DPRConfig.attention_probs_dropout_prob",description:`<strong>attention_probs_dropout_prob</strong> (<code>float</code>, <em>optional</em>, defaults to 0.1) &#x2014;
The dropout ratio for the attention probabilities.`,name:"attention_probs_dropout_prob"},{anchor:"transformers.DPRConfig.max_position_embeddings",description:`<strong>max_position_embeddings</strong> (<code>int</code>, <em>optional</em>, defaults to 512) &#x2014;
The maximum sequence length that this model might ever be used with. Typically set this to something large
just in case (e.g., 512 or 1024 or 2048).`,name:"max_position_embeddings"},{anchor:"transformers.DPRConfig.type_vocab_size",description:`<strong>type_vocab_size</strong> (<code>int</code>, <em>optional</em>, defaults to 2) &#x2014;
The vocabulary size of the <em>token_type_ids</em> passed into <a href="/docs/transformers/v4.29.0/en/model_doc/bert#transformers.BertModel">BertModel</a>.`,name:"type_vocab_size"},{anchor:"transformers.DPRConfig.initializer_range",description:`<strong>initializer_range</strong> (<code>float</code>, <em>optional</em>, defaults to 0.02) &#x2014;
The standard deviation of the truncated_normal_initializer for initializing all weight matrices.`,name:"initializer_range"},{anchor:"transformers.DPRConfig.layer_norm_eps",description:`<strong>layer_norm_eps</strong> (<code>float</code>, <em>optional</em>, defaults to 1e-12) &#x2014;
The epsilon used by the layer normalization layers.`,name:"layer_norm_eps"},{anchor:"transformers.DPRConfig.position_embedding_type",description:`<strong>position_embedding_type</strong> (<code>str</code>, <em>optional</em>, defaults to <code>&quot;absolute&quot;</code>) &#x2014;
Type of position embedding. Choose one of <code>&quot;absolute&quot;</code>, <code>&quot;relative_key&quot;</code>, <code>&quot;relative_key_query&quot;</code>. For
positional embeddings use <code>&quot;absolute&quot;</code>. For more information on <code>&quot;relative_key&quot;</code>, please refer to
<a href="https://arxiv.org/abs/1803.02155" rel="nofollow">Self-Attention with Relative Position Representations (Shaw et al.)</a>.
For more information on <code>&quot;relative_key_query&quot;</code>, please refer to <em>Method 4</em> in <a href="https://arxiv.org/abs/2009.13658" rel="nofollow">Improve Transformer Models
with Better Relative Position Embeddings (Huang et al.)</a>.`,name:"position_embedding_type"},{anchor:"transformers.DPRConfig.projection_dim",description:`<strong>projection_dim</strong> (<code>int</code>, <em>optional</em>, defaults to 0) &#x2014;
Dimension of the projection for the context and question encoders. If it is set to zero (default), then no
projection is done.`,name:"projection_dim"}],source:"https://github.com/huggingface/transformers/blob/v4.29.0/src/transformers/models/dpr/configuration_dpr.py#L45"}}),Jt=new Ho({props:{anchor:"transformers.DPRConfig.example",$$slots:{default:[nm]},$$scope:{ctx:C}}}),Yo=new ze({}),Go=new G({props:{name:"class transformers.DPRContextEncoderTokenizer",anchor:"transformers.DPRContextEncoderTokenizer",parameters:[{name:"vocab_file",val:""},{name:"do_lower_case",val:" = True"},{name:"do_basic_tokenize",val:" = True"},{name:"never_split",val:" = None"},{name:"unk_token",val:" = '[UNK]'"},{name:"sep_token",val:" = '[SEP]'"},{name:"pad_token",val:" = '[PAD]'"},{name:"cls_token",val:" = '[CLS]'"},{name:"mask_token",val:" = '[MASK]'"},{name:"tokenize_chinese_chars",val:" = True"},{name:"strip_accents",val:" = None"},{name:"**kwargs",val:""}],source:"https://github.com/huggingface/transformers/blob/v4.29.0/src/transformers/models/dpr/tokenization_dpr.py#L113"}}),Jo=new ze({}),Zo=new G({props:{name:"class transformers.DPRContextEncoderTokenizerFast",anchor:"transformers.DPRContextEncoderTokenizerFast",parameters:[{name:"vocab_file",val:" = None"},{name:"tokenizer_file",val:" = None"},{name:"do_lower_case",val:" = True"},{name:"unk_token",val:" = '[UNK]'"},{name:"sep_token",val:" = '[SEP]'"},{name:"pad_token",val:" = '[PAD]'"},{name:"cls_token",val:" = '[CLS]'"},{name:"mask_token",val:" = '[MASK]'"},{name:"tokenize_chinese_chars",val:" = True"},{name:"strip_accents",val:" = None"},{name:"**kwargs",val:""}],source:"https://github.com/huggingface/transformers/blob/v4.29.0/src/transformers/models/dpr/tokenization_dpr_fast.py#L114"}}),on=new ze({}),nn=new G({props:{name:"class transformers.DPRQuestionEncoderTokenizer",anchor:"transformers.DPRQuestionEncoderTokenizer",parameters:[{name:"vocab_file",val:""},{name:"do_lower_case",val:" = True"},{name:"do_basic_tokenize",val:" = True"},{name:"never_split",val:" = None"},{name:"unk_token",val:" = '[UNK]'"},{name:"sep_token",val:" = '[SEP]'"},{name:"pad_token",val:" = '[PAD]'"},{name:"cls_token",val:" = '[CLS]'"},{name:"mask_token",val:" = '[MASK]'"},{name:"tokenize_chinese_chars",val:" = True"},{name:"strip_accents",val:" = None"},{name:"**kwargs",val:""}],source:"https://github.com/huggingface/transformers/blob/v4.29.0/src/transformers/models/dpr/tokenization_dpr.py#L129"}}),sn=new ze({}),an=new G({props:{name:"class transformers.DPRQuestionEncoderTokenizerFast",anchor:"transformers.DPRQuestionEncoderTokenizerFast",parameters:[{name:"vocab_file",val:" = None"},{name:"tokenizer_file",val:" = None"},{name:"do_lower_case",val:" = True"},{name:"unk_token",val:" = '[UNK]'"},{name:"sep_token",val:" = '[SEP]'"},{name:"pad_token",val:" = '[PAD]'"},{name:"cls_token",val:" = '[CLS]'"},{name:"mask_token",val:" = '[MASK]'"},{name:"tokenize_chinese_chars",val:" = True"},{name:"strip_accents",val:" = None"},{name:"**kwargs",val:""}],source:"https://github.com/huggingface/transformers/blob/v4.29.0/src/transformers/models/dpr/tokenization_dpr_fast.py#L131"}}),cn=new ze({}),pn=new G({props:{name:"class transformers.DPRReaderTokenizer",anchor:"transformers.DPRReaderTokenizer",parameters:[{name:"vocab_file",val:""},{name:"do_lower_case",val:" = True"},{name:"do_basic_tokenize",val:" = True"},{name:"never_split",val:" = None"},{name:"unk_token",val:" = '[UNK]'"},{name:"sep_token",val:" = '[SEP]'"},{name:"pad_token",val:" = '[PAD]'"},{name:"cls_token",val:" = '[CLS]'"},{name:"mask_token",val:" = '[MASK]'"},{name:"tokenize_chinese_chars",val:" = True"},{name:"strip_accents",val:" = None"},{name:"**kwargs",val:""}],parametersDescription:[{anchor:"transformers.DPRReaderTokenizer.questions",description:`<strong>questions</strong> (<code>str</code> or <code>List[str]</code>) &#x2014;
The questions to be encoded. You can specify one question for many passages. In this case, the question
will be duplicated like <code>[questions] * n_passages</code>. Otherwise you have to specify as many questions as in
<code>titles</code> or <code>texts</code>.`,name:"questions"},{anchor:"transformers.DPRReaderTokenizer.titles",description:`<strong>titles</strong> (<code>str</code> or <code>List[str]</code>) &#x2014;
The passages titles to be encoded. This can be a string or a list of strings if there are several passages.`,name:"titles"},{anchor:"transformers.DPRReaderTokenizer.texts",description:`<strong>texts</strong> (<code>str</code> or <code>List[str]</code>) &#x2014;
The passages texts to be encoded. This can be a string or a list of strings if there are several passages.`,name:"texts"},{anchor:"transformers.DPRReaderTokenizer.padding",description:`<strong>padding</strong> (<code>bool</code>, <code>str</code> or <a href="/docs/transformers/v4.29.0/en/internal/file_utils#transformers.utils.PaddingStrategy">PaddingStrategy</a>, <em>optional</em>, defaults to <code>False</code>) &#x2014;
Activates and controls padding. Accepts the following values:</p>
<ul>
<li><code>True</code> or <code>&apos;longest&apos;</code>: Pad to the longest sequence in the batch (or no padding if only a single sequence
if provided).</li>
<li><code>&apos;max_length&apos;</code>: Pad to a maximum length specified with the argument <code>max_length</code> or to the maximum
acceptable input length for the model if that argument is not provided.</li>
<li><code>False</code> or <code>&apos;do_not_pad&apos;</code> (default): No padding (i.e., can output a batch with sequences of different
lengths).</li>
</ul>`,name:"padding"},{anchor:"transformers.DPRReaderTokenizer.truncation",description:`<strong>truncation</strong> (<code>bool</code>, <code>str</code> or <a href="/docs/transformers/v4.29.0/en/internal/tokenization_utils#transformers.tokenization_utils_base.TruncationStrategy">TruncationStrategy</a>, <em>optional</em>, defaults to <code>False</code>) &#x2014;
Activates and controls truncation. Accepts the following values:</p>
<ul>
<li><code>True</code> or <code>&apos;longest_first&apos;</code>: Truncate to a maximum length specified with the argument <code>max_length</code> or to
the maximum acceptable input length for the model if that argument is not provided. This will truncate
token by token, removing a token from the longest sequence in the pair if a pair of sequences (or a batch
of pairs) is provided.</li>
<li><code>&apos;only_first&apos;</code>: Truncate to a maximum length specified with the argument <code>max_length</code> or to the maximum
acceptable input length for the model if that argument is not provided. This will only truncate the first
sequence of a pair if a pair of sequences (or a batch of pairs) is provided.</li>
<li><code>&apos;only_second&apos;</code>: Truncate to a maximum length specified with the argument <code>max_length</code> or to the maximum
acceptable input length for the model if that argument is not provided. This will only truncate the
second sequence of a pair if a pair of sequences (or a batch of pairs) is provided.</li>
<li><code>False</code> or <code>&apos;do_not_truncate&apos;</code> (default): No truncation (i.e., can output batch with sequence lengths
greater than the model maximum admissible input size).</li>
</ul>`,name:"truncation"},{anchor:"transformers.DPRReaderTokenizer.max_length",description:`<strong>max_length</strong> (<code>int</code>, <em>optional</em>) &#x2014;
Controls the maximum length to use by one of the truncation/padding parameters.</p>
<p>If left unset or set to <code>None</code>, this will use the predefined model maximum length if a maximum length
is required by one of the truncation/padding parameters. If the model has no specific maximum input
length (like XLNet) truncation/padding to a maximum length will be deactivated.`,name:"max_length"},{anchor:"transformers.DPRReaderTokenizer.return_tensors",description:`<strong>return_tensors</strong> (<code>str</code> or <a href="/docs/transformers/v4.29.0/en/internal/file_utils#transformers.TensorType">TensorType</a>, <em>optional</em>) &#x2014;
If set, will return tensors instead of list of python integers. Acceptable values are:</p>
<ul>
<li><code>&apos;tf&apos;</code>: Return TensorFlow <code>tf.constant</code> objects.</li>
<li><code>&apos;pt&apos;</code>: Return PyTorch <code>torch.Tensor</code> objects.</li>
<li><code>&apos;np&apos;</code>: Return Numpy <code>np.ndarray</code> objects.</li>
</ul>`,name:"return_tensors"},{anchor:"transformers.DPRReaderTokenizer.return_attention_mask",description:`<strong>return_attention_mask</strong> (<code>bool</code>, <em>optional</em>) &#x2014;
Whether or not to return the attention mask. If not set, will return the attention mask according to the
specific tokenizer&#x2019;s default, defined by the <code>return_outputs</code> attribute.</p>
<p><a href="../glossary#attention-mask">What are attention masks?</a>`,name:"return_attention_mask"}],source:"https://github.com/huggingface/transformers/blob/v4.29.0/src/transformers/models/dpr/tokenization_dpr.py#L397",returnDescription:`
<p>A dictionary with the following keys:</p>
<ul>
<li><code>input_ids</code>: List of token ids to be fed to a model.</li>
<li><code>attention_mask</code>: List of indices specifying which tokens should be attended to by the model.</li>
</ul>
`,returnType:`
<p><code>Dict[str, List[List[int]]]</code></p>
`}}),lo=new Ho({props:{anchor:"transformers.DPRReaderTokenizer.example",$$slots:{default:[rm]},$$scope:{ctx:C}}}),un=new ze({}),fn=new G({props:{name:"class transformers.DPRReaderTokenizerFast",anchor:"transformers.DPRReaderTokenizerFast",parameters:[{name:"vocab_file",val:" = None"},{name:"tokenizer_file",val:" = None"},{name:"do_lower_case",val:" = True"},{name:"unk_token",val:" = '[UNK]'"},{name:"sep_token",val:" = '[SEP]'"},{name:"pad_token",val:" = '[PAD]'"},{name:"cls_token",val:" = '[CLS]'"},{name:"mask_token",val:" = '[MASK]'"},{name:"tokenize_chinese_chars",val:" = True"},{name:"strip_accents",val:" = None"},{name:"**kwargs",val:""}],parametersDescription:[{anchor:"transformers.DPRReaderTokenizerFast.questions",description:`<strong>questions</strong> (<code>str</code> or <code>List[str]</code>) &#x2014;
The questions to be encoded. You can specify one question for many passages. In this case, the question
will be duplicated like <code>[questions] * n_passages</code>. Otherwise you have to specify as many questions as in
<code>titles</code> or <code>texts</code>.`,name:"questions"},{anchor:"transformers.DPRReaderTokenizerFast.titles",description:`<strong>titles</strong> (<code>str</code> or <code>List[str]</code>) &#x2014;
The passages titles to be encoded. This can be a string or a list of strings if there are several passages.`,name:"titles"},{anchor:"transformers.DPRReaderTokenizerFast.texts",description:`<strong>texts</strong> (<code>str</code> or <code>List[str]</code>) &#x2014;
The passages texts to be encoded. This can be a string or a list of strings if there are several passages.`,name:"texts"},{anchor:"transformers.DPRReaderTokenizerFast.padding",description:`<strong>padding</strong> (<code>bool</code>, <code>str</code> or <a href="/docs/transformers/v4.29.0/en/internal/file_utils#transformers.utils.PaddingStrategy">PaddingStrategy</a>, <em>optional</em>, defaults to <code>False</code>) &#x2014;
Activates and controls padding. Accepts the following values:</p>
<ul>
<li><code>True</code> or <code>&apos;longest&apos;</code>: Pad to the longest sequence in the batch (or no padding if only a single sequence
if provided).</li>
<li><code>&apos;max_length&apos;</code>: Pad to a maximum length specified with the argument <code>max_length</code> or to the maximum
acceptable input length for the model if that argument is not provided.</li>
<li><code>False</code> or <code>&apos;do_not_pad&apos;</code> (default): No padding (i.e., can output a batch with sequences of different
lengths).</li>
</ul>`,name:"padding"},{anchor:"transformers.DPRReaderTokenizerFast.truncation",description:`<strong>truncation</strong> (<code>bool</code>, <code>str</code> or <a href="/docs/transformers/v4.29.0/en/internal/tokenization_utils#transformers.tokenization_utils_base.TruncationStrategy">TruncationStrategy</a>, <em>optional</em>, defaults to <code>False</code>) &#x2014;
Activates and controls truncation. Accepts the following values:</p>
<ul>
<li><code>True</code> or <code>&apos;longest_first&apos;</code>: Truncate to a maximum length specified with the argument <code>max_length</code> or to
the maximum acceptable input length for the model if that argument is not provided. This will truncate
token by token, removing a token from the longest sequence in the pair if a pair of sequences (or a batch
of pairs) is provided.</li>
<li><code>&apos;only_first&apos;</code>: Truncate to a maximum length specified with the argument <code>max_length</code> or to the maximum
acceptable input length for the model if that argument is not provided. This will only truncate the first
sequence of a pair if a pair of sequences (or a batch of pairs) is provided.</li>
<li><code>&apos;only_second&apos;</code>: Truncate to a maximum length specified with the argument <code>max_length</code> or to the maximum
acceptable input length for the model if that argument is not provided. This will only truncate the
second sequence of a pair if a pair of sequences (or a batch of pairs) is provided.</li>
<li><code>False</code> or <code>&apos;do_not_truncate&apos;</code> (default): No truncation (i.e., can output batch with sequence lengths
greater than the model maximum admissible input size).</li>
</ul>`,name:"truncation"},{anchor:"transformers.DPRReaderTokenizerFast.max_length",description:`<strong>max_length</strong> (<code>int</code>, <em>optional</em>) &#x2014;
Controls the maximum length to use by one of the truncation/padding parameters.</p>
<p>If left unset or set to <code>None</code>, this will use the predefined model maximum length if a maximum length
is required by one of the truncation/padding parameters. If the model has no specific maximum input
length (like XLNet) truncation/padding to a maximum length will be deactivated.`,name:"max_length"},{anchor:"transformers.DPRReaderTokenizerFast.return_tensors",description:`<strong>return_tensors</strong> (<code>str</code> or <a href="/docs/transformers/v4.29.0/en/internal/file_utils#transformers.TensorType">TensorType</a>, <em>optional</em>) &#x2014;
If set, will return tensors instead of list of python integers. Acceptable values are:</p>
<ul>
<li><code>&apos;tf&apos;</code>: Return TensorFlow <code>tf.constant</code> objects.</li>
<li><code>&apos;pt&apos;</code>: Return PyTorch <code>torch.Tensor</code> objects.</li>
<li><code>&apos;np&apos;</code>: Return Numpy <code>np.ndarray</code> objects.</li>
</ul>`,name:"return_tensors"},{anchor:"transformers.DPRReaderTokenizerFast.return_attention_mask",description:`<strong>return_attention_mask</strong> (<code>bool</code>, <em>optional</em>) &#x2014;
Whether or not to return the attention mask. If not set, will return the attention mask according to the
specific tokenizer&#x2019;s default, defined by the <code>return_outputs</code> attribute.</p>
<p><a href="../glossary#attention-mask">What are attention masks?</a>`,name:"return_attention_mask"}],source:"https://github.com/huggingface/transformers/blob/v4.29.0/src/transformers/models/dpr/tokenization_dpr_fast.py#L395",returnDescription:`
<p>A dictionary with the following keys:</p>
<ul>
<li><code>input_ids</code>: List of token ids to be fed to a model.</li>
<li><code>attention_mask</code>: List of indices specifying which tokens should be attended to by the model.</li>
</ul>
`,returnType:`
<p><code>Dict[str, List[List[int]]]</code></p>
`}}),_n=new ze({}),vn=new G({props:{name:"class transformers.models.dpr.modeling_dpr.DPRContextEncoderOutput",anchor:"transformers.models.dpr.modeling_dpr.DPRContextEncoderOutput",parameters:[{name:"pooler_output",val:": FloatTensor"},{name:"hidden_states",val:": typing.Optional[typing.Tuple[torch.FloatTensor]] = None"},{name:"attentions",val:": typing.Optional[typing.Tuple[torch.FloatTensor]] = None"}],parametersDescription:[{anchor:"transformers.models.dpr.modeling_dpr.DPRContextEncoderOutput.pooler_output",description:`<strong>pooler_output</strong> (<code>torch.FloatTensor</code> of shape <code>(batch_size, embeddings_size)</code>) &#x2014;
The DPR encoder outputs the <em>pooler_output</em> that corresponds to the context representation. Last layer
hidden-state of the first token of the sequence (classification token) further processed by a Linear layer.
This output is to be used to embed contexts for nearest neighbors queries with questions embeddings.`,name:"pooler_output"},{anchor:"transformers.models.dpr.modeling_dpr.DPRContextEncoderOutput.hidden_states",description:`<strong>hidden_states</strong> (<code>tuple(torch.FloatTensor)</code>, <em>optional</em>, returned when <code>output_hidden_states=True</code> is passed or when <code>config.output_hidden_states=True</code>) &#x2014;
Tuple of <code>torch.FloatTensor</code> (one for the output of the embeddings + one for the output of each layer) of
shape <code>(batch_size, sequence_length, hidden_size)</code>.</p>
<p>Hidden-states of the model at the output of each layer plus the initial embedding outputs.`,name:"hidden_states"},{anchor:"transformers.models.dpr.modeling_dpr.DPRContextEncoderOutput.attentions",description:`<strong>attentions</strong> (<code>tuple(torch.FloatTensor)</code>, <em>optional</em>, returned when <code>output_attentions=True</code> is passed or when <code>config.output_attentions=True</code>) &#x2014;
Tuple of <code>torch.FloatTensor</code> (one for each layer) of shape <code>(batch_size, num_heads, sequence_length, sequence_length)</code>.</p>
<p>Attentions weights after the attention softmax, used to compute the weighted average in the self-attention
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The DPR encoder outputs the <em>pooler_output</em> that corresponds to the question representation. Last layer
hidden-state of the first token of the sequence (classification token) further processed by a Linear layer.
This output is to be used to embed questions for nearest neighbors queries with context embeddings.`,name:"pooler_output"},{anchor:"transformers.models.dpr.modeling_dpr.DPRQuestionEncoderOutput.hidden_states",description:`<strong>hidden_states</strong> (<code>tuple(torch.FloatTensor)</code>, <em>optional</em>, returned when <code>output_hidden_states=True</code> is passed or when <code>config.output_hidden_states=True</code>) &#x2014;
Tuple of <code>torch.FloatTensor</code> (one for the output of the embeddings + one for the output of each layer) of
shape <code>(batch_size, sequence_length, hidden_size)</code>.</p>
<p>Hidden-states of the model at the output of each layer plus the initial embedding outputs.`,name:"hidden_states"},{anchor:"transformers.models.dpr.modeling_dpr.DPRQuestionEncoderOutput.attentions",description:`<strong>attentions</strong> (<code>tuple(torch.FloatTensor)</code>, <em>optional</em>, returned when <code>output_attentions=True</code> is passed or when <code>config.output_attentions=True</code>) &#x2014;
Tuple of <code>torch.FloatTensor</code> (one for each layer) of shape <code>(batch_size, num_heads, sequence_length, sequence_length)</code>.</p>
<p>Attentions weights after the attention softmax, used to compute the weighted average in the self-attention
heads.`,name:"attentions"}],source:"https://github.com/huggingface/transformers/blob/v4.29.0/src/transformers/models/dpr/modeling_dpr.py#L90"}}),kn=new G({props:{name:"class transformers.DPRReaderOutput",anchor:"transformers.DPRReaderOutput",parameters:[{name:"start_logits",val:": FloatTensor"},{name:"end_logits",val:": FloatTensor = None"},{name:"relevance_logits",val:": FloatTensor = None"},{name:"hidden_states",val:": typing.Optional[typing.Tuple[torch.FloatTensor]] = None"},{name:"attentions",val:": typing.Optional[typing.Tuple[torch.FloatTensor]] = None"}],parametersDescription:[{anchor:"transformers.DPRReaderOutput.start_logits",description:`<strong>start_logits</strong> (<code>torch.FloatTensor</code> of shape <code>(n_passages, sequence_length)</code>) &#x2014;
Logits of the start index of the span for each passage.`,name:"start_logits"},{anchor:"transformers.DPRReaderOutput.end_logits",description:`<strong>end_logits</strong> (<code>torch.FloatTensor</code> of shape <code>(n_passages, sequence_length)</code>) &#x2014;
Logits of the end index of the span for each passage.`,name:"end_logits"},{anchor:"transformers.DPRReaderOutput.relevance_logits",description:`<strong>relevance_logits</strong> (<code>torch.FloatTensor</code> of shape <code>(n_passages, )</code>) &#x2014;
Outputs of the QA classifier of the DPRReader that corresponds to the scores of each passage to answer the
question, compared to all the other passages.`,name:"relevance_logits"},{anchor:"transformers.DPRReaderOutput.hidden_states",description:`<strong>hidden_states</strong> (<code>tuple(torch.FloatTensor)</code>, <em>optional</em>, returned when <code>output_hidden_states=True</code> is passed or when <code>config.output_hidden_states=True</code>) &#x2014;
Tuple of <code>torch.FloatTensor</code> (one for the output of the embeddings + one for the output of each layer) of
shape <code>(batch_size, sequence_length, hidden_size)</code>.</p>
<p>Hidden-states of the model at the output of each layer plus the initial embedding outputs.`,name:"hidden_states"},{anchor:"transformers.DPRReaderOutput.attentions",description:`<strong>attentions</strong> (<code>tuple(torch.FloatTensor)</code>, <em>optional</em>, returned when <code>output_attentions=True</code> is passed or when <code>config.output_attentions=True</code>) &#x2014;
Tuple of <code>torch.FloatTensor</code> (one for each layer) of shape <code>(batch_size, num_heads, sequence_length, sequence_length)</code>.</p>
<p>Attentions weights after the attention softmax, used to compute the weighted average in the self-attention
heads.`,name:"attentions"}],source:"https://github.com/huggingface/transformers/blob/v4.29.0/src/transformers/models/dpr/modeling_dpr.py#L118"}}),$n=new ze({}),En=new G({props:{name:"class transformers.DPRContextEncoder",anchor:"transformers.DPRContextEncoder",parameters:[{name:"config",val:": DPRConfig"}],parametersDescription:[{anchor:"transformers.DPRContextEncoder.config",description:`<strong>config</strong> (<a href="/docs/transformers/v4.29.0/en/model_doc/dpr#transformers.DPRConfig">DPRConfig</a>) &#x2014; Model configuration class with all the parameters of the model.
Initializing with a config file does not load the weights associated with the model, only the
configuration. Check out the <a href="/docs/transformers/v4.29.0/en/main_classes/model#transformers.PreTrainedModel.from_pretrained">from_pretrained()</a> method to load the model weights.`,name:"config"}],source:"https://github.com/huggingface/transformers/blob/v4.29.0/src/transformers/models/dpr/modeling_dpr.py#L446"}}),xn=new G({props:{name:"forward",anchor:"transformers.DPRContextEncoder.forward",parameters:[{name:"input_ids",val:": typing.Optional[torch.Tensor] = None"},{name:"attention_mask",val:": typing.Optional[torch.Tensor] = None"},{name:"token_type_ids",val:": typing.Optional[torch.Tensor] = None"},{name:"inputs_embeds",val:": typing.Optional[torch.Tensor] = None"},{name:"output_attentions",val:" = None"},{name:"output_hidden_states",val:" = None"},{name:"return_dict",val:" = None"}],parametersDescription:[{anchor:"transformers.DPRContextEncoder.forward.input_ids",description:`<strong>input_ids</strong> (<code>torch.LongTensor</code> of shape <code>(batch_size, sequence_length)</code>) &#x2014;
Indices of input sequence tokens in the vocabulary. To match pretraining, DPR input sequence should be
formatted with [CLS] and [SEP] tokens as follows:</p>
<p>(a) For sequence pairs (for a pair title+text for example):`,name:"input_ids"}],source:"https://github.com/huggingface/transformers/blob/v4.29.0/src/transformers/models/dpr/modeling_dpr.py#L454",returnDescription:`
<p>A <a
  href="/docs/transformers/v4.29.0/en/model_doc/dpr#transformers.models.dpr.modeling_dpr.DPRContextEncoderOutput"
>transformers.models.dpr.modeling_dpr.DPRContextEncoderOutput</a> or a tuple of
<code>torch.FloatTensor</code> (if <code>return_dict=False</code> is passed or when <code>config.return_dict=False</code>) comprising various
elements depending on the configuration (<a
  href="/docs/transformers/v4.29.0/en/model_doc/dpr#transformers.DPRConfig"
>DPRConfig</a>) and inputs.</p>
<ul>
<li>
<p><strong>pooler_output</strong> (<code>torch.FloatTensor</code> of shape <code>(batch_size, embeddings_size)</code>) \u2014 The DPR encoder outputs the <em>pooler_output</em> that corresponds to the context representation. Last layer
hidden-state of the first token of the sequence (classification token) further processed by a Linear layer.
This output is to be used to embed contexts for nearest neighbors queries with questions embeddings.</p>
</li>
<li>
<p><strong>hidden_states</strong> (<code>tuple(torch.FloatTensor)</code>, <em>optional</em>, returned when <code>output_hidden_states=True</code> is passed or when <code>config.output_hidden_states=True</code>) \u2014 Tuple of <code>torch.FloatTensor</code> (one for the output of the embeddings + one for the output of each layer) of
shape <code>(batch_size, sequence_length, hidden_size)</code>.</p>
<p>Hidden-states of the model at the output of each layer plus the initial embedding outputs.</p>
</li>
<li>
<p><strong>attentions</strong> (<code>tuple(torch.FloatTensor)</code>, <em>optional</em>, returned when <code>output_attentions=True</code> is passed or when <code>config.output_attentions=True</code>) \u2014 Tuple of <code>torch.FloatTensor</code> (one for each layer) of shape <code>(batch_size, num_heads, sequence_length, sequence_length)</code>.</p>
<p>Attentions weights after the attention softmax, used to compute the weighted average in the self-attention
heads.</p>
</li>
</ul>
`,returnType:`
<p><a
  href="/docs/transformers/v4.29.0/en/model_doc/dpr#transformers.models.dpr.modeling_dpr.DPRContextEncoderOutput"
>transformers.models.dpr.modeling_dpr.DPRContextEncoderOutput</a> or <code>tuple(torch.FloatTensor)</code></p>
`}}),uo=new Xt({props:{$$slots:{default:[sm]},$$scope:{ctx:C}}}),fo=new Ho({props:{anchor:"transformers.DPRContextEncoder.forward.example",$$slots:{default:[am]},$$scope:{ctx:C}}}),zn=new ze({}),qn=new G({props:{name:"class transformers.DPRQuestionEncoder",anchor:"transformers.DPRQuestionEncoder",parameters:[{name:"config",val:": DPRConfig"}],parametersDescription:[{anchor:"transformers.DPRQuestionEncoder.config",description:`<strong>config</strong> (<a href="/docs/transformers/v4.29.0/en/model_doc/dpr#transformers.DPRConfig">DPRConfig</a>) &#x2014; Model configuration class with all the parameters of the model.
Initializing with a config file does not load the weights associated with the model, only the
configuration. Check out the <a href="/docs/transformers/v4.29.0/en/main_classes/model#transformers.PreTrainedModel.from_pretrained">from_pretrained()</a> method to load the model weights.`,name:"config"}],source:"https://github.com/huggingface/transformers/blob/v4.29.0/src/transformers/models/dpr/modeling_dpr.py#L527"}}),jn=new G({props:{name:"forward",anchor:"transformers.DPRQuestionEncoder.forward",parameters:[{name:"input_ids",val:": typing.Optional[torch.Tensor] = None"},{name:"attention_mask",val:": typing.Optional[torch.Tensor] = None"},{name:"token_type_ids",val:": typing.Optional[torch.Tensor] = None"},{name:"inputs_embeds",val:": typing.Optional[torch.Tensor] = None"},{name:"output_attentions",val:" = None"},{name:"output_hidden_states",val:" = None"},{name:"return_dict",val:" = None"}],parametersDescription:[{anchor:"transformers.DPRQuestionEncoder.forward.input_ids",description:`<strong>input_ids</strong> (<code>torch.LongTensor</code> of shape <code>(batch_size, sequence_length)</code>) &#x2014;
Indices of input sequence tokens in the vocabulary. To match pretraining, DPR input sequence should be
formatted with [CLS] and [SEP] tokens as follows:</p>
<p>(a) For sequence pairs (for a pair title+text for example):`,name:"input_ids"}],source:"https://github.com/huggingface/transformers/blob/v4.29.0/src/transformers/models/dpr/modeling_dpr.py#L535",returnDescription:`
<p>A <a
  href="/docs/transformers/v4.29.0/en/model_doc/dpr#transformers.models.dpr.modeling_dpr.DPRQuestionEncoderOutput"
>transformers.models.dpr.modeling_dpr.DPRQuestionEncoderOutput</a> or a tuple of
<code>torch.FloatTensor</code> (if <code>return_dict=False</code> is passed or when <code>config.return_dict=False</code>) comprising various
elements depending on the configuration (<a
  href="/docs/transformers/v4.29.0/en/model_doc/dpr#transformers.DPRConfig"
>DPRConfig</a>) and inputs.</p>
<ul>
<li>
<p><strong>pooler_output</strong> (<code>torch.FloatTensor</code> of shape <code>(batch_size, embeddings_size)</code>) \u2014 The DPR encoder outputs the <em>pooler_output</em> that corresponds to the question representation. Last layer
hidden-state of the first token of the sequence (classification token) further processed by a Linear layer.
This output is to be used to embed questions for nearest neighbors queries with context embeddings.</p>
</li>
<li>
<p><strong>hidden_states</strong> (<code>tuple(torch.FloatTensor)</code>, <em>optional</em>, returned when <code>output_hidden_states=True</code> is passed or when <code>config.output_hidden_states=True</code>) \u2014 Tuple of <code>torch.FloatTensor</code> (one for the output of the embeddings + one for the output of each layer) of
shape <code>(batch_size, sequence_length, hidden_size)</code>.</p>
<p>Hidden-states of the model at the output of each layer plus the initial embedding outputs.</p>
</li>
<li>
<p><strong>attentions</strong> (<code>tuple(torch.FloatTensor)</code>, <em>optional</em>, returned when <code>output_attentions=True</code> is passed or when <code>config.output_attentions=True</code>) \u2014 Tuple of <code>torch.FloatTensor</code> (one for each layer) of shape <code>(batch_size, num_heads, sequence_length, sequence_length)</code>.</p>
<p>Attentions weights after the attention softmax, used to compute the weighted average in the self-attention
heads.</p>
</li>
</ul>
`,returnType:`
<p><a
  href="/docs/transformers/v4.29.0/en/model_doc/dpr#transformers.models.dpr.modeling_dpr.DPRQuestionEncoderOutput"
>transformers.models.dpr.modeling_dpr.DPRQuestionEncoderOutput</a> or <code>tuple(torch.FloatTensor)</code></p>
`}}),go=new Xt({props:{$$slots:{default:[im]},$$scope:{ctx:C}}}),_o=new Ho({props:{anchor:"transformers.DPRQuestionEncoder.forward.example",$$slots:{default:[dm]},$$scope:{ctx:C}}}),On=new ze({}),Nn=new G({props:{name:"class transformers.DPRReader",anchor:"transformers.DPRReader",parameters:[{name:"config",val:": DPRConfig"}],parametersDescription:[{anchor:"transformers.DPRReader.config",description:`<strong>config</strong> (<a href="/docs/transformers/v4.29.0/en/model_doc/dpr#transformers.DPRConfig">DPRConfig</a>) &#x2014; Model configuration class with all the parameters of the model.
Initializing with a config file does not load the weights associated with the model, only the
configuration. Check out the <a href="/docs/transformers/v4.29.0/en/main_classes/model#transformers.PreTrainedModel.from_pretrained">from_pretrained()</a> method to load the model weights.`,name:"config"}],source:"https://github.com/huggingface/transformers/blob/v4.29.0/src/transformers/models/dpr/modeling_dpr.py#L608"}}),Mn=new G({props:{name:"forward",anchor:"transformers.DPRReader.forward",parameters:[{name:"input_ids",val:": typing.Optional[torch.Tensor] = None"},{name:"attention_mask",val:": typing.Optional[torch.Tensor] = None"},{name:"inputs_embeds",val:": typing.Optional[torch.Tensor] = None"},{name:"output_attentions",val:": bool = None"},{name:"output_hidden_states",val:": bool = None"},{name:"return_dict",val:" = None"}],parametersDescription:[{anchor:"transformers.DPRReader.forward.input_ids",description:`<strong>input_ids</strong> (<code>Tuple[torch.LongTensor]</code> of shapes <code>(n_passages, sequence_length)</code>) &#x2014;
Indices of input sequence tokens in the vocabulary. It has to be a sequence triplet with 1) the question
and 2) the passages titles and 3) the passages texts To match pretraining, DPR <code>input_ids</code> sequence should
be formatted with [CLS] and [SEP] with the format:</p>
<p><code>[CLS] &lt;question token ids&gt; [SEP] &lt;titles ids&gt; [SEP] &lt;texts ids&gt;</code></p>
<p>DPR is a model with absolute position embeddings so it&#x2019;s usually advised to pad the inputs on the right
rather than the left.</p>
<p>Indices can be obtained using <a href="/docs/transformers/v4.29.0/en/model_doc/dpr#transformers.DPRReaderTokenizer">DPRReaderTokenizer</a>. See this class documentation for more details.</p>
<p><a href="../glossary#input-ids">What are input IDs?</a>`,name:"input_ids"},{anchor:"transformers.DPRReader.forward.attention_mask",description:`<strong>attention_mask</strong> (<code>torch.FloatTensor</code> of shape <code>(n_passages, sequence_length)</code>, <em>optional</em>) &#x2014;
Mask to avoid performing attention on padding token indices. Mask values selected in <code>[0, 1]</code>:</p>
<ul>
<li>1 for tokens that are <strong>not masked</strong>,</li>
<li>0 for tokens that are <strong>masked</strong>.</li>
</ul>
<p><a href="../glossary#attention-mask">What are attention masks?</a>`,name:"attention_mask"},{anchor:"transformers.DPRReader.forward.inputs_embeds",description:`<strong>inputs_embeds</strong> (<code>torch.FloatTensor</code> of shape <code>(n_passages, sequence_length, hidden_size)</code>, <em>optional</em>) &#x2014;
Optionally, instead of passing <code>input_ids</code> you can choose to directly pass an embedded representation. This
is useful if you want more control over how to convert <code>input_ids</code> indices into associated vectors than the
model&#x2019;s internal embedding lookup matrix.`,name:"inputs_embeds"},{anchor:"transformers.DPRReader.forward.output_attentions",description:`<strong>output_attentions</strong> (<code>bool</code>, <em>optional</em>) &#x2014;
Whether or not to return the attentions tensors of all attention layers. See <code>attentions</code> under returned
tensors for more detail.`,name:"output_attentions"},{anchor:"transformers.DPRReader.forward.output_hidden_states",description:`<strong>output_hidden_states</strong> (<code>bool</code>, <em>optional</em>) &#x2014;
Whether or not to return the hidden states of all layers. See <code>hidden_states</code> under returned tensors for
more detail.`,name:"output_hidden_states"},{anchor:"transformers.DPRReader.forward.return_dict",description:`<strong>return_dict</strong> (<code>bool</code>, <em>optional</em>) &#x2014;
Whether or not to return a <a href="/docs/transformers/v4.29.0/en/main_classes/output#transformers.utils.ModelOutput">ModelOutput</a> instead of a plain tuple.`,name:"return_dict"}],source:"https://github.com/huggingface/transformers/blob/v4.29.0/src/transformers/models/dpr/modeling_dpr.py#L616",returnDescription:`
<p>A <a
  href="/docs/transformers/v4.29.0/en/model_doc/dpr#transformers.DPRReaderOutput"
>transformers.models.dpr.modeling_dpr.DPRReaderOutput</a> or a tuple of
<code>torch.FloatTensor</code> (if <code>return_dict=False</code> is passed or when <code>config.return_dict=False</code>) comprising various
elements depending on the configuration (<a
  href="/docs/transformers/v4.29.0/en/model_doc/dpr#transformers.DPRConfig"
>DPRConfig</a>) and inputs.</p>
<ul>
<li>
<p><strong>start_logits</strong> (<code>torch.FloatTensor</code> of shape <code>(n_passages, sequence_length)</code>) \u2014 Logits of the start index of the span for each passage.</p>
</li>
<li>
<p><strong>end_logits</strong> (<code>torch.FloatTensor</code> of shape <code>(n_passages, sequence_length)</code>) \u2014 Logits of the end index of the span for each passage.</p>
</li>
<li>
<p><strong>relevance_logits</strong> (<code>torch.FloatTensor</code> of shape <code>(n_passages, )</code>) \u2014 Outputs of the QA classifier of the DPRReader that corresponds to the scores of each passage to answer the
question, compared to all the other passages.</p>
</li>
<li>
<p><strong>hidden_states</strong> (<code>tuple(torch.FloatTensor)</code>, <em>optional</em>, returned when <code>output_hidden_states=True</code> is passed or when <code>config.output_hidden_states=True</code>) \u2014 Tuple of <code>torch.FloatTensor</code> (one for the output of the embeddings + one for the output of each layer) of
shape <code>(batch_size, sequence_length, hidden_size)</code>.</p>
<p>Hidden-states of the model at the output of each layer plus the initial embedding outputs.</p>
</li>
<li>
<p><strong>attentions</strong> (<code>tuple(torch.FloatTensor)</code>, <em>optional</em>, returned when <code>output_attentions=True</code> is passed or when <code>config.output_attentions=True</code>) \u2014 Tuple of <code>torch.FloatTensor</code> (one for each layer) of shape <code>(batch_size, num_heads, sequence_length, sequence_length)</code>.</p>
<p>Attentions weights after the attention softmax, used to compute the weighted average in the self-attention
heads.</p>
</li>
</ul>
`,returnType:`
<p><a
  href="/docs/transformers/v4.29.0/en/model_doc/dpr#transformers.DPRReaderOutput"
>transformers.models.dpr.modeling_dpr.DPRReaderOutput</a> or <code>tuple(torch.FloatTensor)</code></p>
`}}),bo=new Xt({props:{$$slots:{default:[lm]},$$scope:{ctx:C}}}),wo=new Ho({props:{anchor:"transformers.DPRReader.forward.example",$$slots:{default:[cm]},$$scope:{ctx:C}}}),Sn=new ze({}),Bn=new G({props:{name:"class transformers.TFDPRContextEncoder",anchor:"transformers.TFDPRContextEncoder",parameters:[{name:"*args",val:""},{name:"**kwargs",val:""}],parametersDescription:[{anchor:"transformers.TFDPRContextEncoder.config",description:`<strong>config</strong> (<a href="/docs/transformers/v4.29.0/en/model_doc/dpr#transformers.DPRConfig">DPRConfig</a>) &#x2014; Model configuration class with all the parameters of the model.
Initializing with a config file does not load the weights associated with the model, only the
configuration. Check out the <a href="/docs/transformers/v4.29.0/en/main_classes/model#transformers.TFPreTrainedModel.from_pretrained">from_pretrained()</a> method to load the model weights.`,name:"config"}],source:"https://github.com/huggingface/transformers/blob/v4.29.0/src/transformers/models/dpr/modeling_tf_dpr.py#L537"}}),ko=new Xt({props:{$$slots:{default:[pm]},$$scope:{ctx:C}}}),Wn=new G({props:{name:"call",anchor:"transformers.TFDPRContextEncoder.call",parameters:[{name:"input_ids",val:" = None"},{name:"attention_mask",val:": typing.Optional[tensorflow.python.framework.ops.Tensor] = None"},{name:"token_type_ids",val:": typing.Optional[tensorflow.python.framework.ops.Tensor] = None"},{name:"inputs_embeds",val:": typing.Optional[tensorflow.python.framework.ops.Tensor] = None"},{name:"output_attentions",val:" = None"},{name:"output_hidden_states",val:" = None"},{name:"return_dict",val:" = None"},{name:"training",val:": bool = False"}],parametersDescription:[{anchor:"transformers.TFDPRContextEncoder.call.input_ids",description:`<strong>input_ids</strong> (<code>Numpy array</code> or <code>tf.Tensor</code> of shape <code>(batch_size, sequence_length)</code>) &#x2014;
Indices of input sequence tokens in the vocabulary. To match pretraining, DPR input sequence should be
formatted with [CLS] and [SEP] tokens as follows:</p>
<p>(a) For sequence pairs (for a pair title+text for example):`,name:"input_ids"}],source:"https://github.com/huggingface/transformers/blob/v4.29.0/src/transformers/models/dpr/modeling_tf_dpr.py#L549",returnDescription:`
<p>A <code>transformers.models.dpr.modeling_tf_dpr.TFDPRContextEncoderOutput</code> or a tuple of <code>tf.Tensor</code> (if
<code>return_dict=False</code> is passed or when <code>config.return_dict=False</code>) comprising various elements depending on the
configuration (<a
  href="/docs/transformers/v4.29.0/en/model_doc/dpr#transformers.DPRConfig"
>DPRConfig</a>) and inputs.</p>
<ul>
<li>
<p><strong>pooler_output</strong> (<code>tf.Tensor</code> of shape <code>(batch_size, embeddings_size)</code>) \u2014 The DPR encoder outputs the <em>pooler_output</em> that corresponds to the context representation. Last layer
hidden-state of the first token of the sequence (classification token) further processed by a Linear layer.
This output is to be used to embed contexts for nearest neighbors queries with questions embeddings.</p>
</li>
<li>
<p><strong>hidden_states</strong> (<code>tuple(tf.Tensor)</code>, <em>optional</em>, returned when <code>output_hidden_states=True</code> is passed or when <code>config.output_hidden_states=True</code>) \u2014 Tuple of <code>tf.Tensor</code> (one for the output of the embeddings + one for the output of each layer) of shape
<code>(batch_size, sequence_length, hidden_size)</code>.</p>
<p>Hidden-states of the model at the output of each layer plus the initial embedding outputs.</p>
</li>
<li>
<p><strong>attentions</strong> (<code>tuple(tf.Tensor)</code>, <em>optional</em>, returned when <code>output_attentions=True</code> is passed or when <code>config.output_attentions=True</code>) \u2014 Tuple of <code>tf.Tensor</code> (one for each layer) of shape <code>(batch_size, num_heads, sequence_length, sequence_length)</code>.</p>
<p>Attentions weights after the attention softmax, used to compute the weighted average in the self-attention
heads.</p>
</li>
</ul>
`,returnType:`
<p><code>transformers.models.dpr.modeling_tf_dpr.TFDPRContextEncoderOutput</code> or <code>tuple(tf.Tensor)</code></p>
`}}),Po=new Xt({props:{$$slots:{default:[hm]},$$scope:{ctx:C}}}),$o=new Ho({props:{anchor:"transformers.TFDPRContextEncoder.call.example",$$slots:{default:[um]},$$scope:{ctx:C}}}),Vn=new ze({}),Yn=new G({props:{name:"class transformers.TFDPRQuestionEncoder",anchor:"transformers.TFDPRQuestionEncoder",parameters:[{name:"*args",val:""},{name:"**kwargs",val:""}],parametersDescription:[{anchor:"transformers.TFDPRQuestionEncoder.config",description:`<strong>config</strong> (<a href="/docs/transformers/v4.29.0/en/model_doc/dpr#transformers.DPRConfig">DPRConfig</a>) &#x2014; Model configuration class with all the parameters of the model.
Initializing with a config file does not load the weights associated with the model, only the
configuration. Check out the <a href="/docs/transformers/v4.29.0/en/main_classes/model#transformers.TFPreTrainedModel.from_pretrained">from_pretrained()</a> method to load the model weights.`,name:"config"}],source:"https://github.com/huggingface/transformers/blob/v4.29.0/src/transformers/models/dpr/modeling_tf_dpr.py#L624"}}),Ro=new Xt({props:{$$slots:{default:[fm]},$$scope:{ctx:C}}}),Zn=new G({props:{name:"call",anchor:"transformers.TFDPRQuestionEncoder.call",parameters:[{name:"input_ids",val:" = None"},{name:"attention_mask",val:": typing.Optional[tensorflow.python.framework.ops.Tensor] = None"},{name:"token_type_ids",val:": typing.Optional[tensorflow.python.framework.ops.Tensor] = None"},{name:"inputs_embeds",val:": typing.Optional[tensorflow.python.framework.ops.Tensor] = None"},{name:"output_attentions",val:" = None"},{name:"output_hidden_states",val:" = None"},{name:"return_dict",val:" = None"},{name:"training",val:": bool = False"}],parametersDescription:[{anchor:"transformers.TFDPRQuestionEncoder.call.input_ids",description:`<strong>input_ids</strong> (<code>Numpy array</code> or <code>tf.Tensor</code> of shape <code>(batch_size, sequence_length)</code>) &#x2014;
Indices of input sequence tokens in the vocabulary. To match pretraining, DPR input sequence should be
formatted with [CLS] and [SEP] tokens as follows:</p>
<p>(a) For sequence pairs (for a pair title+text for example):`,name:"input_ids"}],source:"https://github.com/huggingface/transformers/blob/v4.29.0/src/transformers/models/dpr/modeling_tf_dpr.py#L636",returnDescription:`
<p>A <code>transformers.models.dpr.modeling_tf_dpr.TFDPRQuestionEncoderOutput</code> or a tuple of <code>tf.Tensor</code> (if
<code>return_dict=False</code> is passed or when <code>config.return_dict=False</code>) comprising various elements depending on the
configuration (<a
  href="/docs/transformers/v4.29.0/en/model_doc/dpr#transformers.DPRConfig"
>DPRConfig</a>) and inputs.</p>
<ul>
<li>
<p><strong>pooler_output</strong> (<code>tf.Tensor</code> of shape <code>(batch_size, embeddings_size)</code>) \u2014 The DPR encoder outputs the <em>pooler_output</em> that corresponds to the question representation. Last layer
hidden-state of the first token of the sequence (classification token) further processed by a Linear layer.
This output is to be used to embed questions for nearest neighbors queries with context embeddings.</p>
</li>
<li>
<p><strong>hidden_states</strong> (<code>tuple(tf.Tensor)</code>, <em>optional</em>, returned when <code>output_hidden_states=True</code> is passed or when <code>config.output_hidden_states=True</code>) \u2014 Tuple of <code>tf.Tensor</code> (one for the output of the embeddings + one for the output of each layer) of shape
<code>(batch_size, sequence_length, hidden_size)</code>.</p>
<p>Hidden-states of the model at the output of each layer plus the initial embedding outputs.</p>
</li>
<li>
<p><strong>attentions</strong> (<code>tuple(tf.Tensor)</code>, <em>optional</em>, returned when <code>output_attentions=True</code> is passed or when <code>config.output_attentions=True</code>) \u2014 Tuple of <code>tf.Tensor</code> (one for each layer) of shape <code>(batch_size, num_heads, sequence_length, sequence_length)</code>.</p>
<p>Attentions weights after the attention softmax, used to compute the weighted average in the self-attention
heads.</p>
</li>
</ul>
`,returnType:`
<p><code>transformers.models.dpr.modeling_tf_dpr.TFDPRQuestionEncoderOutput</code> or <code>tuple(tf.Tensor)</code></p>
`}}),yo=new Xt({props:{$$slots:{default:[mm]},$$scope:{ctx:C}}}),Do=new Ho({props:{anchor:"transformers.TFDPRQuestionEncoder.call.example",$$slots:{default:[gm]},$$scope:{ctx:C}}}),er=new ze({}),tr=new G({props:{name:"class transformers.TFDPRReader",anchor:"transformers.TFDPRReader",parameters:[{name:"*args",val:""},{name:"**kwargs",val:""}],parametersDescription:[{anchor:"transformers.TFDPRReader.config",description:`<strong>config</strong> (<a href="/docs/transformers/v4.29.0/en/model_doc/dpr#transformers.DPRConfig">DPRConfig</a>) &#x2014; Model configuration class with all the parameters of the model.
Initializing with a config file does not load the weights associated with the model, only the
configuration. Check out the <a href="/docs/transformers/v4.29.0/en/main_classes/model#transformers.TFPreTrainedModel.from_pretrained">from_pretrained()</a> method to load the model weights.`,name:"config"}],source:"https://github.com/huggingface/transformers/blob/v4.29.0/src/transformers/models/dpr/modeling_tf_dpr.py#L710"}}),zo=new Xt({props:{$$slots:{default:[_m]},$$scope:{ctx:C}}}),sr=new G({props:{name:"call",anchor:"transformers.TFDPRReader.call",parameters:[{name:"input_ids",val:" = None"},{name:"attention_mask",val:": typing.Optional[tensorflow.python.framework.ops.Tensor] = None"},{name:"inputs_embeds",val:": typing.Optional[tensorflow.python.framework.ops.Tensor] = None"},{name:"output_attentions",val:": bool = None"},{name:"output_hidden_states",val:": bool = None"},{name:"return_dict",val:" = None"},{name:"training",val:": bool = False"}],parametersDescription:[{anchor:"transformers.TFDPRReader.call.input_ids",description:`<strong>input_ids</strong> (<code>Numpy array</code> or <code>tf.Tensor</code> of shapes <code>(n_passages, sequence_length)</code>) &#x2014;
Indices of input sequence tokens in the vocabulary. It has to be a sequence triplet with 1) the question
and 2) the passages titles and 3) the passages texts To match pretraining, DPR <code>input_ids</code> sequence should
be formatted with [CLS] and [SEP] with the format:</p>
<p><code>[CLS] &lt;question token ids&gt; [SEP] &lt;titles ids&gt; [SEP] &lt;texts ids&gt;</code></p>
<p>DPR is a model with absolute position embeddings so it&#x2019;s usually advised to pad the inputs on the right
rather than the left.</p>
<p>Indices can be obtained using <a href="/docs/transformers/v4.29.0/en/model_doc/dpr#transformers.DPRReaderTokenizer">DPRReaderTokenizer</a>. See this class documentation for more details.`,name:"input_ids"},{anchor:"transformers.TFDPRReader.call.attention_mask",description:`<strong>attention_mask</strong> (<code>Numpy array</code> or <code>tf.Tensor</code> of shape <code>(n_passages, sequence_length)</code>, <em>optional</em>) &#x2014;
Mask to avoid performing attention on padding token indices. Mask values selected in <code>[0, 1]</code>:</p>
<ul>
<li>1 for tokens that are <strong>not masked</strong>,</li>
<li>0 for tokens that are <strong>masked</strong>.</li>
</ul>
<p><a href="../glossary#attention-mask">What are attention masks?</a>`,name:"attention_mask"},{anchor:"transformers.TFDPRReader.call.inputs_embeds",description:`<strong>inputs_embeds</strong> (<code>Numpy array</code> or <code>tf.Tensor</code> of shape <code>(n_passages, sequence_length, hidden_size)</code>, <em>optional</em>) &#x2014;
Optionally, instead of passing <code>input_ids</code> you can choose to directly pass an embedded representation. This
is useful if you want more control over how to convert <code>input_ids</code> indices into associated vectors than the
model&#x2019;s internal embedding lookup matrix.`,name:"inputs_embeds"},{anchor:"transformers.TFDPRReader.call.output_hidden_states",description:`<strong>output_hidden_states</strong> (<code>bool</code>, <em>optional</em>) &#x2014;
Whether or not to return the hidden states of all layers. See <code>hidden_states</code> under returned tensors for
more detail. This argument can be used only in eager mode, in graph mode the value in the config will be
used instead.`,name:"output_hidden_states"},{anchor:"transformers.TFDPRReader.call.return_dict",description:`<strong>return_dict</strong> (<code>bool</code>, <em>optional</em>) &#x2014;
Whether or not to return a <a href="/docs/transformers/v4.29.0/en/main_classes/output#transformers.utils.ModelOutput">ModelOutput</a> instead of a plain tuple. This argument can be used in
eager mode, in graph mode the value will always be set to True.`,name:"return_dict"},{anchor:"transformers.TFDPRReader.call.training",description:`<strong>training</strong> (<code>bool</code>, <em>optional</em>, defaults to <code>False</code>) &#x2014;
Whether or not to use the model in training mode (some modules like dropout modules have different
behaviors between training and evaluation).`,name:"training"}],source:"https://github.com/huggingface/transformers/blob/v4.29.0/src/transformers/models/dpr/modeling_tf_dpr.py#L722",returnDescription:`
<p>A <code>transformers.models.dpr.modeling_tf_dpr.TFDPRReaderOutput</code> or a tuple of <code>tf.Tensor</code> (if
<code>return_dict=False</code> is passed or when <code>config.return_dict=False</code>) comprising various elements depending on the
configuration (<a
  href="/docs/transformers/v4.29.0/en/model_doc/dpr#transformers.DPRConfig"
>DPRConfig</a>) and inputs.</p>
<ul>
<li>
<p><strong>start_logits</strong> (<code>tf.Tensor</code> of shape <code>(n_passages, sequence_length)</code>) \u2014 Logits of the start index of the span for each passage.</p>
</li>
<li>
<p><strong>end_logits</strong> (<code>tf.Tensor</code> of shape <code>(n_passages, sequence_length)</code>) \u2014 Logits of the end index of the span for each passage.</p>
</li>
<li>
<p><strong>relevance_logits</strong> (<code>tf.Tensor</code> of shape <code>(n_passages, )</code>) \u2014 Outputs of the QA classifier of the DPRReader that corresponds to the scores of each passage to answer the
question, compared to all the other passages.</p>
</li>
<li>
<p><strong>hidden_states</strong> (<code>tuple(tf.Tensor)</code>, <em>optional</em>, returned when <code>output_hidden_states=True</code> is passed or when <code>config.output_hidden_states=True</code>) \u2014 Tuple of <code>tf.Tensor</code> (one for the output of the embeddings + one for the output of each layer) of shape
<code>(batch_size, sequence_length, hidden_size)</code>.</p>
<p>Hidden-states of the model at the output of each layer plus the initial embedding outputs.</p>
</li>
<li>
<p><strong>attentions</strong> (<code>tuple(torch.FloatTensor)</code>, <em>optional</em>, returned when <code>output_attentions=True</code> is passed or when <code>config.output_attentions=True</code>) \u2014 Tuple of <code>torch.FloatTensor</code> (one for each layer) of shape <code>(batch_size, num_heads, sequence_length, sequence_length)</code>.</p>
<p>Attentions weights after the attention softmax, used to compute the weighted average in the self-attention
heads.</p>
</li>
</ul>
`,returnType:`
<p><code>transformers.models.dpr.modeling_tf_dpr.TFDPRReaderOutput</code> or <code>tuple(tf.Tensor)</code></p>
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be practically implemented using dense representations alone, where embeddings are learned from a small number of
questions and passages by a simple dual-encoder framework. When evaluated on a wide range of open-domain QA datasets,
our dense retriever outperforms a strong Lucene-BM25 system largely by 9%-19% absolute in terms of top-20 passage
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subclass. Use it as a regular TF 2.0 Keras Model and refer to the TF 2.0 documentation for all matter related to
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introduced in `),de=a(lr,"A",{href:!0,rel:!0});var pa=i(de);pe=r(pa,"Dense Passage Retrieval for Open-Domain Question Answering"),pa.forEach(t),F=r(lr,` by
Vladimir Karpukhin, Barlas O\u011Fuz, Sewon Min, Patrick Lewis, Ledell Wu, Sergey Edunov, Danqi Chen, Wen-tau Yih.`),lr.forEach(t),j=c(o),he=a(o,"P",{});var ha=i(he);Z=r(ha,"The abstract from the paper is the following:"),ha.forEach(t),Re=c(o),ue=a(o,"P",{});var ua=i(ue);W=a(ua,"EM",{});var fa=i(W);Oe=r(fa,`Open-domain question answering relies on efficient passage retrieval to select candidate contexts, where traditional
sparse vector space models, such as TF-IDF or BM25, are the de facto method. In this work, we show that retrieval can
be practically implemented using dense representations alone, where embeddings are learned from a small number of
questions and passages by a simple dual-encoder framework. When evaluated on a wide range of open-domain QA datasets,
our dense retriever outperforms a strong Lucene-BM25 system largely by 9%-19% absolute in terms of top-20 passage
retrieval accuracy, and helps our end-to-end QA system establish new state-of-the-art on multiple open-domain QA
benchmarks.`),fa.forEach(t),ua.forEach(t),ye=c(o),q=a(o,"P",{});var Gt=i(q);Ne=r(Gt,"This model was contributed by "),Q=a(Gt,"A",{href:!0,rel:!0});var jh=i(Q);Ie=r(jh,"lhoestq"),jh.forEach(t),Le=r(Gt,". The original code can be found "),M=a(Gt,"A",{href:!0,rel:!0});var Oh=i(M);Qe=r(Oh,"here"),Oh.forEach(t),Me=r(Gt,"."),Gt.forEach(t),S=c(o),fe=a(o,"P",{});var Nh=i(fe);ee=r(Nh,"Tips:"),Nh.forEach(t),De=c(o),te=a(o,"UL",{});var Ih=i(te);A=a(Ih,"LI",{});var Ya=i(A);ge=a(Ya,"P",{});var Lh=i(ge);I=r(Lh,"DPR consists in three models:"),Lh.forEach(t),Se=c(Ya),oe=a(Ya,"UL",{});var Jr=i(oe);v=a(Jr,"LI",{});var Qh=i(v);D=r(Qh,"Question encoder: encode questions as vectors"),Qh.forEach(t),ot=c(Jr),ae=a(Jr,"LI",{});var Mh=i(ae);nt=r(Mh,"Context encoder: encode contexts as vectors"),Mh.forEach(t),rt=c(Jr),x=a(Jr,"LI",{});var Sh=i(x);st=r(Sh,"Reader: extract the answer of the questions inside retrieved contexts, along with a relevance score (high if the inferred span actually answers the question)."),Sh.forEach(t),Jr.forEach(t),Ya.forEach(t),Ih.forEach(t),Ge=c(o),me=a(o,"H2",{class:!0});var Ga=i(me);_e=a(Ga,"A",{id:!0,class:!0,href:!0});var Bh=i(_e);Ve=a(Bh,"SPAN",{});var Hh=i(Ve);k(O.$$.fragment,Hh),Hh.forEach(t),Bh.forEach(t),ne=c(Ga),Ye=a(Ga,"SPAN",{});var Kh=i(Ye);at=r(Kh,"DPRConfig"),Kh.forEach(t),Ga.forEach(t),Y=c(o),H=a(o,"DIV",{class:!0});var Pt=i(H);k(xe.$$.fragment,Pt),Be=c(Pt),ve=a(Pt,"P",{});var ma=i(ve);re=a(ma,"A",{href:!0});var Uh=i(re);it=r(Uh,"DPRConfig"),Uh.forEach(t),Ii=r(ma," is the configuration class to store the configuration of a "),ss=a(ma,"EM",{});var Wh=i(ss);Li=r(Wh,"DPRModel"),Wh.forEach(t),Qi=r(ma,"."),ma.forEach(t),Mi=c(Pt),Xe=a(Pt,"P",{});var $t=i(Xe);Si=r($t,"This is the configuration class to store the configuration of a "),ur=a($t,"A",{href:!0});var Vh=i(ur);Bi=r(Vh,"DPRContextEncoder"),Vh.forEach(t),Hi=r($t,", "),fr=a($t,"A",{href:!0});var Yh=i(fr);Ki=r(Yh,"DPRQuestionEncoder"),Yh.forEach(t),Ui=r($t,`, or a
`),mr=a($t,"A",{href:!0});var Gh=i(mr);Wi=r(Gh,"DPRReader"),Gh.forEach(t),Vi=r($t,`. It is used to instantiate the components of the DPR model according to the specified arguments,
defining the model component architectures. Instantiating a configuration with the defaults will yield a similar
configuration to that of the DPRContextEncoder
`),Wo=a($t,"A",{href:!0,rel:!0});var Xh=i(Wo);Yi=r(Xh,"facebook/dpr-ctx_encoder-single-nq-base"),Xh.forEach(t),Gi=r($t,`
architecture.`),$t.forEach(t),Xi=c(Pt),Vo=a(Pt,"P",{});var Xa=i(Vo);Ji=r(Xa,"This class is a subclass of "),gr=a(Xa,"A",{href:!0});var Jh=i(gr);Zi=r(Jh,"BertConfig"),Jh.forEach(t),ed=r(Xa,". Please check the superclass for the documentation of all kwargs."),Xa.forEach(t),td=c(Pt),k(Jt.$$.fragment,Pt),Pt.forEach(t),wa=c(o),Dt=a(o,"H2",{class:!0});var Ja=i(Dt);Zt=a(Ja,"A",{id:!0,class:!0,href:!0});var Zh=i(Zt);as=a(Zh,"SPAN",{});var eu=i(as);k(Yo.$$.fragment,eu),eu.forEach(t),Zh.forEach(t),od=c(Ja),is=a(Ja,"SPAN",{});var tu=i(is);nd=r(tu,"DPRContextEncoderTokenizer"),tu.forEach(t),Ja.forEach(t),Ta=c(o),Je=a(o,"DIV",{class:!0});var Fo=i(Je);k(Go.$$.fragment,Fo),rd=c(Fo),ds=a(Fo,"P",{});var ou=i(ds);sd=r(ou,"Construct a DPRContextEncoder tokenizer."),ou.forEach(t),ad=c(Fo),eo=a(Fo,"P",{});var ga=i(eo);_r=a(ga,"A",{href:!0});var nu=i(_r);id=r(nu,"DPRContextEncoderTokenizer"),nu.forEach(t),dd=r(ga," is identical to "),vr=a(ga,"A",{href:!0});var ru=i(vr);ld=r(ru,"BertTokenizer"),ru.forEach(t),cd=r(ga,` and runs end-to-end tokenization: punctuation
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splitting and wordpiece. The difference is that is has three inputs strings: question, titles and texts that are
combined to be fed to the `),qr=a(cr,"A",{href:!0});var Fu=i(qr);ul=r(Fu,"DPRReader"),Fu.forEach(t),fl=r(cr," model."),cr.forEach(t),ml=c(ft),hn=a(ft,"P",{});var li=i(hn);gl=r(li,"Refer to superclass "),Cr=a(li,"A",{href:!0});var Au=i(Cr);_l=r(Au,"BertTokenizer"),Au.forEach(t),vl=r(li," for usage examples and documentation concerning parameters."),li.forEach(t),bl=c(ft),Tt=a(ft,"P",{});var pr=i(Tt);wl=r(pr,"Return a dictionary with the token ids of the input strings and other information to give to "),Ts=a(pr,"CODE",{});var ju=i(Ts);Tl=r(ju,".decode_best_spans"),ju.forEach(t),kl=r(pr,`.
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It converts the strings of a question and different passages (title and text) in a sequence of IDs (integers),
using the tokenizer and vocabulary. The resulting `),Ds=a(No,"CODE",{});var Wu=i(Ds);Vl=r(Wu,"input_ids"),Wu.forEach(t),Yl=r(No," is a matrix of size "),xs=a(No,"CODE",{});var Vu=i(xs);Gl=r(Vu,"(n_passages, sequence_length)"),Vu.forEach(t),Xl=r(No,`
with the format:`),No.forEach(t),Jl=c(mt),zs=a(mt,"P",{});var Yu=i(zs);Zl=r(Yu,"[CLS] <question token ids> [SEP] <titles ids> [SEP] <texts ids>"),Yu.forEach(t),mt.forEach(t),Ca=c(o),At=a(o,"H2",{class:!0});var ui=i(At);po=a(ui,"A",{id:!0,class:!0,href:!0});var Gu=i(po);qs=a(Gu,"SPAN",{});var Xu=i(qs);k(_n.$$.fragment,Xu),Xu.forEach(t),Gu.forEach(t),ec=c(ui),Cs=a(ui,"SPAN",{});var Ju=i(Cs);tc=r(Ju,"DPR specific outputs"),Ju.forEach(t),ui.forEach(t),Fa=c(o),jt=a(o,"DIV",{class:!0});var fi=i(jt);k(vn.$$.fragment,fi),oc=c(fi),bn=a(fi,"P",{});var mi=i(bn);nc=r(mi,"Class for outputs of "),Nr=a(mi,"A",{href:!0});var Zu=i(Nr);rc=r(Zu,"DPRQuestionEncoder"),Zu.forEach(t),sc=r(mi,"."),mi.forEach(t),fi.forEach(t),Aa=c(o),Ot=a(o,"DIV",{class:!0});var gi=i(Ot);k(wn.$$.fragment,gi),ac=c(gi),Tn=a(gi,"P",{});var _i=i(Tn);ic=r(_i,"Class for outputs of "),Ir=a(_i,"A",{href:!0});var ef=i(Ir);dc=r(ef,"DPRQuestionEncoder"),ef.forEach(t),lc=r(_i,"."),_i.forEach(t),gi.forEach(t),ja=c(o),Nt=a(o,"DIV",{class:!0});var vi=i(Nt);k(kn.$$.fragment,vi),cc=c(vi),Pn=a(vi,"P",{});var bi=i(Pn);pc=r(bi,"Class for outputs of "),Lr=a(bi,"A",{href:!0});var tf=i(Lr);hc=r(tf,"DPRQuestionEncoder"),tf.forEach(t),uc=r(bi,"."),bi.forEach(t),vi.forEach(t),Oa=c(o),It=a(o,"H2",{class:!0});var wi=i(It);ho=a(wi,"A",{id:!0,class:!0,href:!0});var of=i(ho);Fs=a(of,"SPAN",{});var nf=i(Fs);k($n.$$.fragment,nf),nf.forEach(t),of.forEach(t),fc=c(wi),As=a(wi,"SPAN",{});var rf=i(As);mc=r(rf,"DPRContextEncoder"),rf.forEach(t),wi.forEach(t),Na=c(o),He=a(o,"DIV",{class:!0});var Et=i(He);k(En.$$.fragment,Et),gc=c(Et),js=a(Et,"P",{});var sf=i(js);_c=r(sf,"The bare DPRContextEncoder transformer outputting pooler outputs as context representations."),sf.forEach(t),vc=c(Et),Rn=a(Et,"P",{});var Ti=i(Rn);bc=r(Ti,"This model inherits from "),Qr=a(Ti,"A",{href:!0});var af=i(Qr);wc=r(af,"PreTrainedModel"),af.forEach(t),Tc=r(Ti,`. Check the superclass documentation for the generic methods the
library implements for all its model (such as downloading or saving, resizing the input embeddings, pruning heads
etc.)`),Ti.forEach(t),kc=c(Et),yn=a(Et,"P",{});var ki=i(yn);Pc=r(ki,"This model is also a PyTorch "),Dn=a(ki,"A",{href:!0,rel:!0});var df=i(Dn);$c=r(df,"torch.nn.Module"),df.forEach(t),Ec=r(ki,` subclass.
Use it as a regular PyTorch Module and refer to the PyTorch documentation for all matter related to general usage
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library implements for all its model (such as downloading or saving, resizing the input embeddings, pruning heads
etc.)`),$i.forEach(t),Bc=c(Rt),Fn=a(Rt,"P",{});var Ei=i(Fn);Hc=r(Ei,"This model is also a PyTorch "),An=a(Ei,"A",{href:!0,rel:!0});var gf=i(An);Kc=r(gf,"torch.nn.Module"),gf.forEach(t),Uc=r(Ei,` subclass.
Use it as a regular PyTorch Module and refer to the PyTorch documentation for all matter related to general usage
and behavior.`),Ei.forEach(t),Wc=c(Rt),lt=a(Rt,"DIV",{class:!0});var Lo=i(lt);k(jn.$$.fragment,Lo),Vc=c(Lo),Mt=a(Lo,"P",{});var es=i(Mt);Yc=r(es,"The "),Br=a(es,"A",{href:!0});var _f=i(Br);Gc=r(_f,"DPRQuestionEncoder"),_f.forEach(t),Xc=r(es," forward method, overrides the "),Qs=a(es,"CODE",{});var vf=i(Qs);Jc=r(vf,"__call__"),vf.forEach(t),Zc=r(es," special method."),es.forEach(t),ep=c(Lo),k(go.$$.fragment,Lo),tp=c(Lo),k(_o.$$.fragment,Lo),Lo.forEach(t),Rt.forEach(t),Qa=c(o),St=a(o,"H2",{class:!0});var Ri=i(St);vo=a(Ri,"A",{id:!0,class:!0,href:!0});var bf=i(vo);Ms=a(bf,"SPAN",{});var wf=i(Ms);k(On.$$.fragment,wf),wf.forEach(t),bf.forEach(t),op=c(Ri),Ss=a(Ri,"SPAN",{});var Tf=i(Ss);np=r(Tf,"DPRReader"),Tf.forEach(t),Ri.forEach(t),Ma=c(o),Ue=a(o,"DIV",{class:!0});var yt=i(Ue);k(Nn.$$.fragment,yt),rp=c(yt),Bs=a(yt,"P",{});var kf=i(Bs);sp=r(kf,"The bare DPRReader transformer outputting span predictions."),kf.forEach(t),ap=c(yt),In=a(yt,"P",{});var yi=i(In);ip=r(yi,"This model inherits from "),Hr=a(yi,"A",{href:!0});var Pf=i(Hr);dp=r(Pf,"PreTrainedModel"),Pf.forEach(t),lp=r(yi,`. Check the superclass documentation for the generic methods the
library implements for all its model (such as downloading or saving, resizing the input embeddings, pruning heads
etc.)`),yi.forEach(t),cp=c(yt),Ln=a(yt,"P",{});var Di=i(Ln);pp=r(Di,"This model is also a PyTorch "),Qn=a(Di,"A",{href:!0,rel:!0});var $f=i(Qn);hp=r($f,"torch.nn.Module"),$f.forEach(t),up=r(Di,` subclass.
Use it as a regular PyTorch Module and refer to the PyTorch documentation for all matter related to general usage
and behavior.`),Di.forEach(t),fp=c(yt),ct=a(yt,"DIV",{class:!0});var Qo=i(ct);k(Mn.$$.fragment,Qo),mp=c(Qo),Bt=a(Qo,"P",{});var ts=i(Bt);gp=r(ts,"The "),Kr=a(ts,"A",{href:!0});var Ef=i(Kr);_p=r(Ef,"DPRReader"),Ef.forEach(t),vp=r(ts," forward method, overrides the "),Hs=a(ts,"CODE",{});var Rf=i(Hs);bp=r(Rf,"__call__"),Rf.forEach(t),wp=r(ts," special method."),ts.forEach(t),Tp=c(Qo),k(bo.$$.fragment,Qo),kp=c(Qo),k(wo.$$.fragment,Qo),Qo.forEach(t),yt.forEach(t),Sa=c(o),Ht=a(o,"H2",{class:!0});var xi=i(Ht);To=a(xi,"A",{id:!0,class:!0,href:!0});var yf=i(To);Ks=a(yf,"SPAN",{});var Df=i(Ks);k(Sn.$$.fragment,Df),Df.forEach(t),yf.forEach(t),Pp=c(xi),Us=a(xi,"SPAN",{});var xf=i(Us);$p=r(xf,"TFDPRContextEncoder"),xf.forEach(t),xi.forEach(t),Ba=c(o),Te=a(o,"DIV",{class:!0});var gt=i(Te);k(Bn.$$.fragment,gt),Ep=c(gt),Ws=a(gt,"P",{});var zf=i(Ws);Rp=r(zf,"The bare DPRContextEncoder transformer outputting pooler outputs as context representations."),zf.forEach(t),yp=c(gt),Hn=a(gt,"P",{});var zi=i(Hn);Dp=r(zi,"This model inherits from "),Ur=a(zi,"A",{href:!0});var qf=i(Ur);xp=r(qf,"TFPreTrainedModel"),qf.forEach(t),zp=r(zi,`. Check the superclass documentation for the generic methods the
library implements for all its model (such as downloading or saving, resizing the input embeddings, pruning heads
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subclass. Use it as a regular TF 2.0 Keras Model and refer to the TF 2.0 documentation for all matter related to
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library implements for all its model (such as downloading or saving, resizing the input embeddings, pruning heads
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subclass. Use it as a regular TF 2.0 Keras Model and refer to the TF 2.0 documentation for all matter related to
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