summary>
<span>Expand source code</span>
</summary>
<pre><code class="python">from .. import utils as U
from ..imports import *
from . import preprocessor as tpp

NBSVM = &#34;nbsvm&#34;
FASTTEXT = &#34;fasttext&#34;
LOGREG = &#34;logreg&#34;
BIGRU = &#34;bigru&#34;
STANDARD_GRU = &#34;standard_gru&#34;
BERT = &#34;bert&#34;
DISTILBERT = tpp.DISTILBERT
HUGGINGFACE_MODELS = [DISTILBERT]
LINREG = &#34;linreg&#34;
TEXT_CLASSIFIERS = {
    FASTTEXT: &#34;a fastText-like model [http://arxiv.org/pdf/1607.01759.pd