
"""simple docstring"""

from transformers import SqueezeBertTokenizer, SqueezeBertTokenizerFast
from transformers.testing_utils import require_tokenizers, slow

from ..bert.test_tokenization_bert import BertTokenizationTest






@require_tokenizers
class        _UpperCAmelCase							(						_lowerCAmelCase							):
      __SCREAMING_SNAKE_CASE				:							List[Any]							 =		SqueezeBertTokenizer
      __SCREAMING_SNAKE_CASE				:							Dict							 =		SqueezeBertTokenizerFast
      __SCREAMING_SNAKE_CASE				:							Optional[Any]							 =		True




      def       a_ (							self				,    **lowercase_							)  ->   Optional[Any]:
          return SqueezeBertTokenizerFast.from_pretrained(self.tmpdirname				,    **_lowerCamelCase							)




      @slow
      def       a_ (							self							)  ->   str:
          UpperCAmelCase       =   SqueezeBertTokenizer.from_pretrained('squeezebert/squeezebert-mnli-headless'							)

          UpperCAmelCase       =   tokenizer.encode('sequence builders'				,    add_special_tokens=_lowerCamelCase							)
          UpperCAmelCase       =   tokenizer.encode('multi-sequence build'				,    add_special_tokens=_lowerCamelCase							)

          UpperCAmelCase       =   tokenizer.build_inputs_with_special_tokens(_lowerCamelCase							)
          UpperCAmelCase       =   tokenizer.build_inputs_with_special_tokens(_lowerCamelCase				,    _lowerCamelCase							)

          assert encoded_sentence == [tokenizer.cls_token_id] + text + [tokenizer.sep_token_id]
          assert encoded_pair == [tokenizer.cls_token_id] + text + [tokenizer.sep_token_id] + text_a + [
              tokenizer.sep_token_id
          ]





"""simple docstring"""

import heapq




def       lowercase__  (   lowerCAmelCase			:   str	,			lowerCAmelCase			:   int	,			lowerCAmelCase			:   Optional[Any]	)	-> Union[str, Any]:






    """simple docstring"""




    UpperCAmelCase       =   [(0, start)]  # cost from start node,end node
    UpperCAmelCase       =   set()
    while heap:
        ((UpperCAmelCase)     ,							(UpperCAmelCase))       =   heapq.heappop(lowerCAmelCase	)
        if u in visited:
            continue
        visited.add(lowerCAmelCase	)
        if u == end:
            return cost
        for v, c in graph[u]:
            if v in visited:
                continue
            UpperCAmelCase       =   cost + c
            heapq.heappush(lowerCAmelCase	,			(next_item, v)	)
    return -1


SCREAMING_SNAKE_CASE_         =  {
    '''A''': [['''B''', 2], ['''C''', 5]],
    '''B''': [['''A''', 2], ['''D''', 3], ['''E''', 1], ['''F''', 1]],
    '''C''': [['''A''', 5], ['''F''', 3]],
    '''D''': [['''B''', 3]],
    '''E''': [['''B''', 4], ['''F''', 3]],
    '''F''': [['''C''', 3], ['''E''', 3]],
}
SCREAMING_SNAKE_CASE_         =  {
    '''B''': [['''C''', 1]],
    '''C''': [['''D''', 1]],
    '''D''': [['''F''', 1]],
    '''E''': [['''B''', 1], ['''F''', 3]],
    '''F''': [],
}
SCREAMING_SNAKE_CASE_         =  {
    '''B''': [['''C''', 1]],
    '''C''': [['''D''', 1]],
    '''D''': [['''F''', 1]],
    '''E''': [['''B''', 1], ['''G''', 2]],
    '''F''': [],
    '''G''': [['''F''', 1]],
}

SCREAMING_SNAKE_CASE_         =  dijkstra(G, '''E''', '''C''')
print(short_distance)  # E -- 3 --> F -- 3 --> C == 6

SCREAMING_SNAKE_CASE_         =  dijkstra(Ga, '''E''', '''F''')
print(short_distance)  # E -- 3 --> F == 3

SCREAMING_SNAKE_CASE_         =  dijkstra(Ga, '''E''', '''F''')
print(short_distance)  # E -- 2 --> G -- 1 --> F == 3

if __name__ == "__main__":
   import doctest

   doctest.testmod()



