




import unittest

from transformers import is_torch_available
from transformers.testing_utils import require_sentencepiece, require_tokenizers, require_torch, slow, torch_device


if is_torch_available():
  from transformers import AutoModelForSeqaSeqLM, AutoTokenizer







@require_torch
@require_sentencepiece
@require_tokenizers
class 						lowercase							(   unittest.TestCase		):

     @slow
     def 					a__	(  self				)						->							Any:
           _A							:     Dict			=						AutoModelForSeqaSeqLM.from_pretrained("""google/mt5-small"""		,     return_dict=_a				).to(_a				)
           _A							:     Tuple			=						AutoTokenizer.from_pretrained("""google/mt5-small"""				)

           _A							:     List[Any]			=						tokenizer("""Hello there"""		,     return_tensors="""pt"""				).input_ids
           _A							:     Optional[int]			=						tokenizer("""Hi I am"""		,     return_tensors="""pt"""				).input_ids

           _A							:     Dict			=						model(input_ids.to(_a				)		,     labels=labels.to(_a				)				).loss
           _A							:     Tuple			=						-(labels.shape[-1] * loss.item())

           _A							:     Union[str, Any]			=						-84.9127
           self.assertTrue(abs(mtf_score - EXPECTED_SCORE				) < 1e-4				)








class 					A__   :





      def __init__( self       ,							A_   ):
       '''simple docstring'''




       UpperCamelCase	:					Union[str, Any]       	=   set_counts
       UpperCamelCase	:					int       	=   max(A_   )
       UpperCamelCase	:					Optional[Any]       	=   len(A_   )
       UpperCamelCase	:					Union[str, Any]       	=   [1] * num_sets
       UpperCamelCase	:					Union[str, Any]       	=   list(range(A_   )   )





      def        __UpperCamelCase( self       ,							A_       ,							A_   ):
       '''simple docstring'''




       UpperCamelCase	:					Any       	=   self.get_parent(A_   )
       UpperCamelCase	:					Optional[int]       	=   self.get_parent(A_   )

       if src_parent == dst_parent:
        return False

       if self.ranks[dst_parent] >= self.ranks[src_parent]:
        self.set_counts[dst_parent] += self.set_counts[src_parent]
        UpperCamelCase	:					int       	=   0
        UpperCamelCase	:					Dict       	=   dst_parent
        if self.ranks[dst_parent] == self.ranks[src_parent]:
         self.ranks[dst_parent] += 1
        UpperCamelCase	:					Optional[int]       	=   self.set_counts[dst_parent]
       else:
        self.set_counts[src_parent] += self.set_counts[dst_parent]
        UpperCamelCase	:					Any       	=   0
        UpperCamelCase	:					Optional[int]       	=   src_parent
        UpperCamelCase	:					int       	=   self.set_counts[src_parent]

       UpperCamelCase	:					Any       	=   max(self.max_set       ,							A_   )
       return True





      def        __UpperCamelCase( self       ,							A_   ):
       '''simple docstring'''




       if self.parents[disj_set] == disj_set:
        return disj_set
       UpperCamelCase	:					Optional[int]       	=   self.get_parent(self.parents[disj_set]   )
       return self.parents[disj_set]
