



import unittest

import pytest

from transformers import (
    MODEL_FOR_SEQ_TO_SEQ_CAUSAL_LM_MAPPING,
    TF_MODEL_FOR_SEQ_TO_SEQ_CAUSAL_LM_MAPPING,
    MBartaaTokenizerFast,
    MBartConfig,
    MBartForConditionalGeneration,
    TranslationPipeline,
    pipeline,
)
from transformers.testing_utils import is_pipeline_test, require_tf, require_torch, slow

from .test_pipelines_common import ANY


@is_pipeline_test
class 	a__       (       unittest.TestCase       ):


					"""simple docstring"""



					A__  :				Optional[int]					 =				MODEL_FOR_SEQ_TO_SEQ_CAUSAL_LM_MAPPING
					A__  :				List[str]					 =				TF_MODEL_FOR_SEQ_TO_SEQ_CAUSAL_LM_MAPPING

					def 				__UpperCAmelCase		(		self     :Dict      ,  lowercase__     :Dict      ,  lowercase__     :List[Any]      ,  lowercase__     :List[str]    ):
										if isinstance(model.config      ,  lowercase__    ):
															lowercase   ,      lowercase						   =       list(tokenizer.lang_code_to_id.keys()    )[:2]
															lowercase						   =       TranslationPipeline(model=lowercase__      ,  tokenizer=lowercase__      ,  src_lang=lowercase__      ,  tgt_lang=lowercase__    )
										else:
															lowercase						   =       TranslationPipeline(model=lowercase__      ,  tokenizer=lowercase__    )
										return translator, ["Some string", "Some other text"]

					def 				__UpperCAmelCase		(		self     :Tuple      ,  lowercase__     :List[Any]      ,  lowercase__     :Union[str, Any]    ):
										lowercase						   =       translator('Some string'    )
										self.assertEqual(lowercase__      ,  [{'translation_text': ANY(lowercase__    )}]    )

										lowercase						   =       translator(['Some string']    )
										self.assertEqual(lowercase__      ,  [{'translation_text': ANY(lowercase__    )}]    )

										lowercase						   =       translator(['Some string', 'other string']    )
										self.assertEqual(lowercase__      ,  [{'translation_text': ANY(lowercase__    )}, {'translation_text': ANY(lowercase__    )}]    )

					@require_torch
					def 				__UpperCAmelCase		(		self     :Optional[int]    ):
										lowercase						   =       pipeline('translation_en_to_ro'      ,  model='patrickvonplaten/t5-tiny-random'      ,  framework='pt'    )
										lowercase						   =       translator('This is a test string'      ,  max_length=20    )
										self.assertEqual(
										    lowercase__      ,  [
										        {
										            'translation_text': (
										                'Beide Beide Beide Beide Beide Beide Beide Beide Beide Beide Beide Beide Beide Beide Beide'
										                ' Beide Beide'
										            )
										        }
										    ]      ,  )

					@require_tf
					def 				__UpperCAmelCase		(		self     :Optional[Any]    ):
										lowercase						   =       pipeline('translation_en_to_ro'      ,  model='patrickvonplaten/t5-tiny-random'      ,  framework='tf'    )
										lowercase						   =       translator('This is a test string'      ,  max_length=20    )
										self.assertEqual(
										    lowercase__      ,  [
										        {
										            'translation_text': (
										                'Beide Beide Beide Beide Beide Beide Beide Beide Beide Beide Beide Beide Beide Beide Beide'
										                ' Beide Beide'
										            )
										        }
										    ]      ,  )

					@require_torch
					def 				__UpperCAmelCase		(		self     :List[Any]    ):
										lowercase						   =       pipeline('translation_en_to_de'      ,  model='patrickvonplaten/t5-tiny-random'      ,  framework='pt'    )
										lowercase						   =       translator('This is a test string'      ,  max_length=20    )
										self.assertEqual(
										    lowercase__      ,  [
										        {
										            'translation_text': (
										                'monoton monoton monoton monoton monoton monoton monoton monoton monoton monoton urine urine'
										                ' urine urine urine urine urine urine urine'
										            )
										        }
										    ]      ,  )



					@require_tf
					def 				__UpperCAmelCase		(		self     :int    ):
										lowercase						   =       pipeline('translation_en_to_de'      ,  model='patrickvonplaten/t5-tiny-random'      ,  framework='tf'    )
										lowercase						   =       translator('This is a test string'      ,  max_length=20    )
										self.assertEqual(
										    lowercase__      ,  [
										        {
										            'translation_text': (
										                'monoton monoton monoton monoton monoton monoton monoton monoton monoton monoton urine urine'
										                ' urine urine urine urine urine urine urine'
										            )
										        }
										    ]      ,  )




class 	a__       (       unittest.TestCase       ):


					"""simple docstring"""



					@require_torch
					@slow
					def 				__UpperCAmelCase		(		self     :Union[str, Any]    ):
										# We don't provide a default for this pair
										with self.assertRaises(lowercase__    ):
															pipeline(task='translation_cn_to_ar'    )

										# but we do for this one
										lowercase						   =       pipeline(task='translation_en_to_de'    )
										self.assertEqual(translator._preprocess_params['src_lang']      ,  'en'    )
										self.assertEqual(translator._preprocess_params['tgt_lang']      ,  'de'    )

					@require_torch
					@slow
					def 				__UpperCAmelCase		(		self     :int    ):
										lowercase						   =       MBartForConditionalGeneration.from_pretrained('facebook/mbart-large-50-many-to-many-mmt'    )
										lowercase						   =       MBartaaTokenizerFast.from_pretrained('facebook/mbart-large-50-many-to-many-mmt'    )

										lowercase						   =       pipeline(task='translation'      ,  model=lowercase__      ,  tokenizer=lowercase__    )
										# Missing src_lang, tgt_lang
										with self.assertRaises(lowercase__    ):
															translator('This is a test'    )

										lowercase						   =       translator('This is a test'      ,  src_lang='en_XX'      ,  tgt_lang='ar_AR'    )
										self.assertEqual(lowercase__      ,  [{'translation_text': 'هذا إختبار'}]    )

										lowercase						   =       translator('This is a test'      ,  src_lang='en_XX'      ,  tgt_lang='hi_IN'    )
										self.assertEqual(lowercase__      ,  [{'translation_text': 'यह एक परीक्षण है'}]    )

										# src_lang, tgt_lang can be defined at pipeline call time
										lowercase						   =       pipeline(task='translation'      ,  model=lowercase__      ,  tokenizer=lowercase__      ,  src_lang='en_XX'      ,  tgt_lang='ar_AR'    )
										lowercase						   =       translator('This is a test'    )
										self.assertEqual(lowercase__      ,  [{'translation_text': 'هذا إختبار'}]    )

					@require_torch
					def 				__UpperCAmelCase		(		self     :Dict    ):
										lowercase						   =       'patrickvonplaten/t5-tiny-random'
										lowercase						   =       pipeline(task='translation_cn_to_ar'      ,  model=lowercase__    )
										self.assertEqual(translator._preprocess_params['src_lang']      ,  'cn'    )
										self.assertEqual(translator._preprocess_params['tgt_lang']      ,  'ar'    )

					@require_torch
					def 				__UpperCAmelCase		(		self     :int    ):
										lowercase						   =       'patrickvonplaten/t5-tiny-random'
										with pytest.warns(lowercase__      ,  match=R'.*translation_en_to_de.*'    ):
															lowercase						   =       pipeline(task='translation'      ,  model=lowercase__    )
										self.assertEqual(translator.task      ,  'translation_en_to_de'    )
										self.assertEqual(translator._preprocess_params['src_lang']      ,  'en'    )
										self.assertEqual(translator._preprocess_params['tgt_lang']      ,  'de'    )



					@require_torch
					def 				__UpperCAmelCase		(		self     :str    ):
										with self.assertRaises(lowercase__    ):
															pipeline(task='translation'    )











from collections.abc import Callable

__magic_name__       =     Callable[[float], float]  # type alias for a real -> real function





def 		__snake_case						(    _UpperCAmelCase       ,			_UpperCAmelCase       ,			_UpperCAmelCase       ,			):
					"""simple docstring"""






					lowercase						   =       float(_UpperCAmelCase				)
					while True:
										try:
															lowercase						   =       prev_guess - function(_UpperCAmelCase				) / derivative(_UpperCAmelCase				)
										except ZeroDivisionError:
															raise ZeroDivisionError('Could not find root'				) from None
										if abs(prev_guess - next_guess				) < 10**-5:
															return next_guess
										lowercase						   =       next_guess





def 		__snake_case						(    _UpperCAmelCase				):
					"""simple docstring"""






					return (x**3) - (2 * x) - 5





def 		__snake_case						(    _UpperCAmelCase				):
					"""simple docstring"""






					return 3 * (x**2) - 2


if __name__ == "__main__":
		print(newton(f, fa, 3))






