





'''simple docstring'''







from typing import Any
class 			_lowercase						:







     def __init__( self    ,   A__    ) ->	List[str]:
      snake_case				=			data
      snake_case				=			None







     def __repr__( self    ) ->	str:
      return F"""Node({self.data})"""




class 			_lowercase						:







     def __init__( self    ) ->	Optional[int]:
      snake_case				=			None







     def __iter__( self    ) ->	Any:
      snake_case				=			self.head
      while node:
       yield node.data
       snake_case				=			node.next







     def __len__( self    ) ->	int:
      return sum(1 for _ in self    )







     def __repr__( self    ) ->	str:
      return "->".join([str(A__    ) for item in self]    )







     def __getitem__( self    ,   A__    ) ->	Any:
      if not 0 <= index < len(self    ):
       raise ValueError('''list index out of range.'''    )
      for i, node in enumerate(self    ):
       if i == index:
        return node
      return None







     def __setitem__( self    ,   A__    ,   A__    ) ->	None:
      if not 0 <= index < len(self    ):
       raise ValueError('''list index out of range.'''    )
      snake_case				=			self.head
      for _ in range(A__    ):
       snake_case				=			current.next
      snake_case				=			data







     def     UpperCamelCase			( self    ,   A__    ) ->	None:
      self.insert_nth(len(self    )    ,   A__    )







     def     UpperCamelCase			( self    ,   A__    ) ->	None:
      self.insert_nth(0    ,   A__    )







     def     UpperCamelCase			( self    ,   A__    ,   A__    ) ->	None:
      if not 0 <= index <= len(self    ):
       raise IndexError('''list index out of range'''    )
      snake_case				=			Node(A__    )
      if self.head is None:
       snake_case				=			new_node
      elif index == 0:
       snake_case				=			self.head  # link new_node to head
       snake_case				=			new_node
      else:
       snake_case				=			self.head
       for _ in range(index - 1    ):
        snake_case				=			temp.next
       snake_case				=			temp.next
       snake_case				=			new_node







     def     UpperCamelCase			( self    ) ->	None:  # print every node data
      print(self    )







     def     UpperCamelCase			( self    ) ->	Any:
      return self.delete_nth(0    )







     def     UpperCamelCase			( self    ) ->	Any:  # delete from tail
      return self.delete_nth(len(self    ) - 1    )







     def     UpperCamelCase			( self    ,   A__ = 0    ) ->	Any:
      if not 0 <= index <= len(self    ) - 1:  # test if index is valid
       raise IndexError('''List index out of range.'''    )
      snake_case				=			self.head  # default first node
      if index == 0:
       snake_case				=			self.head.next
      else:
       snake_case				=			self.head
       for _ in range(index - 1    ):
        snake_case				=			temp.next
       snake_case				=			temp.next
       snake_case				=			temp.next.next
      return delete_node.data







     def     UpperCamelCase			( self    ) ->	bool:
      return self.head is None







     def     UpperCamelCase			( self    ) ->	None:
      snake_case				=			None
      snake_case				=			self.head

      while current:
       # Store the current node's next node.
       snake_case				=			current.next
       # Make the current node's next point backwards
       snake_case				=			prev
       # Make the previous node be the current node
       snake_case				=			current
       # Make the current node the next node (to progress iteration)
       snake_case				=			next_node
      # Return prev in order to put the head at the end
      snake_case				=			prev




def    __UpperCamelCase	(	) ->None:
 snake_case				=			LinkedList()
 assert linked_list.is_empty() is True
 assert str(a     ) == ""

 try:
  linked_list.delete_head()
  raise AssertionError  # This should not happen.
 except IndexError:
  assert True  # This should happen.

 try:
  linked_list.delete_tail()
  raise AssertionError  # This should not happen.
 except IndexError:
  assert True  # This should happen.

 for i in range(10     ):
  assert len(a     ) == i
  linked_list.insert_nth(a					,   i + 1     )
 assert str(a     ) == "->".join(str(a     ) for i in range(1					,   11     )     )

 linked_list.insert_head(0     )
 linked_list.insert_tail(11     )
 assert str(a     ) == "->".join(str(a     ) for i in range(0					,   12     )     )

 assert linked_list.delete_head() == 0
 assert linked_list.delete_nth(9     ) == 10
 assert linked_list.delete_tail() == 11
 assert len(a     ) == 9
 assert str(a     ) == "->".join(str(a     ) for i in range(1					,   10     )     )

 assert all(linked_list[i] == i + 1 for i in range(0					,   9     )     ) is True

 for i in range(0					,   9     ):
  snake_case				=			-i
 assert all(linked_list[i] == -i for i in range(0					,   9     )     ) is True

 linked_list.reverse()
 assert str(a     ) == "->".join(str(a     ) for i in range(-8					,   1     )     )

def    __UpperCamelCase	(	) ->None:
 snake_case				=			[
     -9,
     100,
     Node(7734_5112     ),
     '''dlrow olleH''',
     7,
     5555,
     0,
     -192.55555,
     '''Hello, world!''',
     77.9,
     Node(10     ),
     None,
     None,
     12.20,
 ]
 snake_case				=			LinkedList()

 for i in test_input:
  linked_list.insert_tail(a     )

 # Check if it's empty or not
 assert linked_list.is_empty() is False
 assert (
     str(a     ) == "-9->100->Node(77345112)->dlrow olleH->7->5555->0->"
     "-192.55555->Hello, world!->77.9->Node(10)->None->None->12.2"
 )

 # Delete the head
 snake_case				=			linked_list.delete_head()
 assert result == -9
 assert (
     str(a     ) == "100->Node(77345112)->dlrow olleH->7->5555->0->-192.55555->"
     "Hello, world!->77.9->Node(10)->None->None->12.2"
 )

 # Delete the tail
 snake_case				=			linked_list.delete_tail()
 assert result == 12.2
 assert (
     str(a     ) == "100->Node(77345112)->dlrow olleH->7->5555->0->-192.55555->"
     "Hello, world!->77.9->Node(10)->None->None"
 )

 # Delete a node in specific location in linked list
 snake_case				=			linked_list.delete_nth(10     )
 assert result is None
 assert (
     str(a     ) == "100->Node(77345112)->dlrow olleH->7->5555->0->-192.55555->"
     "Hello, world!->77.9->Node(10)->None"
 )

 # Add a Node instance to its head
 linked_list.insert_head(Node('''Hello again, world!'''     )     )
 assert (
     str(a     )
     == "Node(Hello again, world!)->100->Node(77345112)->dlrow olleH->"
     "7->5555->0->-192.55555->Hello, world!->77.9->Node(10)->None"
 )

 # Add None to its tail
 linked_list.insert_tail(a     )
 assert (
     str(a     )
     == "Node(Hello again, world!)->100->Node(77345112)->dlrow olleH->"
     "7->5555->0->-192.55555->Hello, world!->77.9->Node(10)->None->None"
 )

 # Reverse the linked list
 linked_list.reverse()
 assert (
     str(a     )
     == "None->None->Node(10)->77.9->Hello, world!->-192.55555->0->5555->"
     "7->dlrow olleH->Node(77345112)->100->Node(Hello again, world!)"
 )

def    __UpperCamelCase	(	) ->Tuple:
 from doctest import testmod

 testmod()

 snake_case				=			LinkedList()
 linked_list.insert_head(input('''Inserting 1st at head '''     ).strip()     )
 linked_list.insert_head(input('''Inserting 2nd at head '''     ).strip()     )
 print('''\nPrint list:'''     )
 linked_list.print_list()
 linked_list.insert_tail(input('''\nInserting 1st at tail '''     ).strip()     )
 linked_list.insert_tail(input('''Inserting 2nd at tail '''     ).strip()     )
 print('''\nPrint list:'''     )
 linked_list.print_list()
 print('''\nDelete head'''     )
 linked_list.delete_head()
 print('''Delete tail'''     )
 linked_list.delete_tail()
 print('''\nPrint list:'''     )
 linked_list.print_list()
 print('''\nReverse linked list'''     )
 linked_list.reverse()
 print('''\nPrint list:'''     )
 linked_list.print_list()
 print('''\nString representation of linked list:'''     )
 print(a     )
 print('''\nReading/changing Node data using indexing:'''     )
 print(f"""Element at Position 1: {linked_list[1]}"""     )
 snake_case				=			input('''Enter New Value: '''     ).strip()
 print('''New list:'''     )
 print(a     )
 print(f"""length of linked_list is : {len(a     )}"""     )


if __name__ == "__main__":
   main()








'''simple docstring'''







import warnings

from transformers import AutoTokenizer
from transformers.utils import is_torch_available
from transformers.utils.generic import ExplicitEnum

from ...processing_utils import ProcessorMixin


if is_torch_available():
   import torch
class 			_lowercase						(       __a					):
     _UpperCAmelCase										=					'''char'''
     _UpperCAmelCase										=					'''bpe'''
     _UpperCAmelCase										=					'''wp'''




_lowercase       						=			(DecodeType.CHARACTER, DecodeType.BPE, DecodeType.WORDPIECE)
class 			_lowercase						(       __a					):
     _UpperCAmelCase										=					['''image_processor''', '''char_tokenizer''']
     _UpperCAmelCase										=					'''ViTImageProcessor'''
     _UpperCAmelCase										=					'''MgpstrTokenizer'''







     def __init__( self    ,   A__=None    ,   A__=None    ,   **A__    ) ->	List[Any]:
      snake_case				=			None
      if "feature_extractor" in kwargs:
       warnings.warn(
           '''The `feature_extractor` argument is deprecated and will be removed in v5, use `image_processor`'''
           ''' instead.'''    ,   A__    ,   )
       snake_case				=			kwargs.pop('''feature_extractor'''    )

      snake_case				=			image_processor if image_processor is not None else feature_extractor
      if image_processor is None:
       raise ValueError('''You need to specify an `image_processor`.'''    )
      if tokenizer is None:
       raise ValueError('''You need to specify a `tokenizer`.'''    )

      snake_case				=			tokenizer
      snake_case				=			AutoTokenizer.from_pretrained('''gpt2'''    )
      snake_case				=			AutoTokenizer.from_pretrained('''bert-base-uncased'''    )

      super().__init__(A__    ,   A__    )







     def __call__( self    ,   A__=None    ,   A__=None    ,   A__=None    ,   **A__    ) ->	List[str]:
      if images is None and text is None:
       raise ValueError('''You need to specify either an `images` or `text` input to process.'''    )

      if images is not None:
       snake_case				=			self.image_processor(A__    ,   return_tensors=A__    ,   **A__    )
      if text is not None:
       snake_case				=			self.char_tokenizer(A__    ,   return_tensors=A__    ,   **A__    )

      if text is None:
       return inputs
      elif images is None:
       return encodings
      else:
       snake_case				=			encodings['''input_ids''']
       return inputs







     def     UpperCamelCase			( self    ,   A__    ) ->	Dict:
      snake_case				,		snake_case				,		snake_case				=			sequences
      snake_case				=			char_preds.size(0    )

      snake_case				,		snake_case				=			self._decode_helper(A__    ,   '''char'''    )
      snake_case				,		snake_case				=			self._decode_helper(A__    ,   '''bpe'''    )
      snake_case				,		snake_case				=			self._decode_helper(A__    ,   '''wp'''    )

      snake_case				=			[]
      snake_case				=			[]
      for i in range(A__    ):
       snake_case				=			[char_scores[i], bpe_scores[i], wp_scores[i]]
       snake_case				=			[char_strs[i], bpe_strs[i], wp_strs[i]]
       snake_case				=			scores.index(max(A__    )    )
       final_strs.append(strs[max_score_index]    )
       final_scores.append(scores[max_score_index]    )

      snake_case				=			{}
      snake_case				=			final_strs
      snake_case				=			final_scores
      snake_case				=			char_strs
      snake_case				=			bpe_strs
      snake_case				=			wp_strs
      return out







     def     UpperCamelCase			( self    ,   A__    ,   A__    ) ->	Optional[Any]:
      if format == DecodeType.CHARACTER:
       snake_case				=			self.char_decode
       snake_case				=			1
       snake_case				=			'''[s]'''
      elif format == DecodeType.BPE:
       snake_case				=			self.bpe_decode
       snake_case				=			2
       snake_case				=			'''#'''
      elif format == DecodeType.WORDPIECE:
       snake_case				=			self.wp_decode
       snake_case				=			1_02
       snake_case				=			'''[SEP]'''
      else:
       raise ValueError(F"""Format {format} is not supported."""    )

      snake_case				,		snake_case				=			[], []
      snake_case				=			pred_logits.size(0    )
      snake_case				=			pred_logits.size(1    )
      snake_case				,		snake_case				=			pred_logits.topk(1    ,   dim=-1    ,   largest=A__    ,   sorted=A__    )
      snake_case				=			preds_index.view(-1    ,   A__    )[:, 1:]
      snake_case				=			decoder(A__    )
      snake_case				,		snake_case				=			torch.nn.functional.softmax(A__    ,   dim=2    ).max(dim=2    )
      snake_case				=			preds_max_prob[:, 1:]

      for index in range(A__    ):
       snake_case				=			preds_str[index].find(A__    )
       snake_case				=			preds_str[index][:pred_eos]
       snake_case				=			preds_index[index].cpu().tolist()
       snake_case				=			pred_index.index(A__    ) if eos_token in pred_index else -1
       snake_case				=			preds_max_prob[index][: pred_eos_index + 1]
       snake_case				=			pred_max_prob.cumprod(dim=0    )[-1] if pred_max_prob.nelement() != 0 else 0.0
       dec_strs.append(A__    )
       conf_scores.append(A__    )

      return dec_strs, conf_scores







     def     UpperCamelCase			( self    ,   A__    ) ->	int:
      snake_case				=			[seq.replace(''' '''    ,   ''''''    ) for seq in self.char_tokenizer.batch_decode(A__    )]
      return decode_strs







     def     UpperCamelCase			( self    ,   A__    ) ->	List[str]:
      return self.bpe_tokenizer.batch_decode(A__    )







     def     UpperCamelCase			( self    ,   A__    ) ->	Union[str, Any]:
      snake_case				=			[seq.replace(''' '''    ,   ''''''    ) for seq in self.wp_tokenizer.batch_decode(A__    )]
      return decode_strs

