




"""simple docstring"""






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 lowerCAmelCase__	(     unittest.TestCase						):






			'''simple docstring'''



			@slow
			def 					A_    (  self  ):
							_lowerCamelCase     :			int    =    AutoModelForSeqaSeqLM.from_pretrained('google/mt5-small'  ,      return_dict=lowercase  ).to(lowercase  )
							_lowerCamelCase     :			Union[str, Any]    =    AutoTokenizer.from_pretrained('google/mt5-small'  )

							_lowerCamelCase     :			Optional[Any]    =    tokenizer('Hello there'  ,      return_tensors='pt'  ).input_ids
							_lowerCamelCase     :			Dict    =    tokenizer('Hi I am'  ,      return_tensors='pt'  ).input_ids

							_lowerCamelCase     :			Dict    =    model(input_ids.to(lowercase  )  ,      labels=labels.to(lowercase  )  ).loss
							_lowerCamelCase     :			List[Any]    =    -(labels.shape[-1] * loss.item())

							_lowerCamelCase     :			Union[str, Any]    =    -84.91_27
							self.assertTrue(abs(mtf_score - EXPECTED_SCORE  ) < 1E-4  )






'''simple docstring'''

from typing import List

from .keymap import KEYMAP, get_character





def lowerCamelCase						(     __lowerCamelCase :    str    )						->Optional[int]:

    def decorator(__lowerCamelCase :    int    ):
        _SCREAMING_SNAKE_CASE									=			getattr(__lowerCamelCase					,       """handle_key"""					,       []    )
        handle += [key]
        setattr(__lowerCamelCase					,       """handle_key"""					,       __lowerCamelCase    )
        return func

    return decorator





def lowerCamelCase						(     *__lowerCamelCase :    List[str]    )						->Dict:

    def decorator(__lowerCamelCase :    int    ):
        _SCREAMING_SNAKE_CASE									=			getattr(__lowerCamelCase					,       """handle_key"""					,       []    )
        handle += keys
        setattr(__lowerCamelCase					,       """handle_key"""					,       __lowerCamelCase    )
        return func

    return decorator


class 					a_     (				snake_case_       ):

    '''simple docstring'''


    def __new__(		cls ,		A ,		A ,		A       )		->   int:
        _SCREAMING_SNAKE_CASE									=			super().__new__(cls ,		A ,		A ,		A       )
        if not hasattr(A ,		"""key_handler"""       ):
            setattr(A ,		"""key_handler""" ,		{}       )
        setattr(A ,		"""handle_input""" ,		KeyHandler.handle_input       )

        for value in attrs.values():
            _SCREAMING_SNAKE_CASE									=			getattr(A ,		"""handle_key""" ,		[]       )
            for key in handled_keys:
                _SCREAMING_SNAKE_CASE									=			value
        return new_cls





    @staticmethod
    def 			snake_case_(		cls       )		->   str:
        _SCREAMING_SNAKE_CASE									=			get_character()
        if char != KEYMAP["undefined"]:
            _SCREAMING_SNAKE_CASE									=			ord(A       )
        _SCREAMING_SNAKE_CASE									=			cls.key_handler.get(A       )
        if handler:
            _SCREAMING_SNAKE_CASE									=			char
            return handler(cls       )
        else:
            return None





def lowerCamelCase						(     cls :    Any    )						->Dict:
    return KeyHandler(cls.__name__					,       cls.__bases__					,       cls.__dict__.copy()    )



