


'''simple docstring'''

import contextlib
import importlib
import io
import unittest

import transformers

# Try to import everything from transformers to ensure every object can be loaded.
from transformers import *  # noqa F406
from transformers.testing_utils import DUMMY_UNKNOWN_IDENTIFIER, require_flax, require_tf, require_torch
from transformers.utils import ContextManagers, find_labels, is_flax_available, is_tf_available, is_torch_available


if is_torch_available():
   from transformers import BertForPreTraining, BertForQuestionAnswering, BertForSequenceClassification

if is_tf_available():
   from transformers import TFBertForPreTraining, TFBertForQuestionAnswering, TFBertForSequenceClassification

if is_flax_available():
   from transformers import FlaxBertForPreTraining, FlaxBertForQuestionAnswering, FlaxBertForSequenceClassification


lowercase__				     =		DUMMY_UNKNOWN_IDENTIFIER
# An actual model hosted on huggingface.co

lowercase__				     =		"main"
# Default branch name
lowercase__				     =		"f2c752cfc5c0ab6f4bdec59acea69eefbee381c2"
# One particular commit (not the top of `main`)
lowercase__				     =		"aaaaaaa"
# This commit does not exist, so we should 404.

lowercase__				     =		"d9e9f15bc825e4b2c9249e9578f884bbcb5e3684"
# Sha-1 of config.json on the top of `main`, for checking purposes
lowercase__				     =		"4b243c475af8d0a7754e87d7d096c92e5199ec2fe168a2ee7998e3b8e9bcb1d3"






@contextlib.contextmanager
def __UpperCamelCase   (			)      ->     Any:







     '''simple docstring'''






     print("Welcome!"				)
     yield
     print("Bye!"				)






@contextlib.contextmanager
def __UpperCamelCase   (			)      ->     Dict:







     '''simple docstring'''






     print("Bonjour!"				)
     yield
     print("Au revoir!"				)





class 						__SCREAMING_SNAKE_CASE					(      unittest.TestCase ):






     def  a_					(			self		)       ->    Optional[int]:
          # If the spec is missing, importlib would not be able to import the module dynamically.
          assert transformers.__spec__ is not None
          assert importlib.util.find_spec("transformers"		) is not None







class 						__SCREAMING_SNAKE_CASE					(      unittest.TestCase ):






     @unittest.mock.patch("sys.stdout"     ,							new_callable=io.StringIO		)
     def  a_					(			self     ,							__UpperCamelCase		)       ->    List[Any]:
          with ContextManagers([]		):
               print("Transformers are awesome!"		)
          # The print statement adds a new line at the end of the output
          self.assertEqual(mock_stdout.getvalue()     ,							"Transformers are awesome!\n"		)






     @unittest.mock.patch("sys.stdout"     ,							new_callable=io.StringIO		)
     def  a_					(			self     ,							__UpperCamelCase		)       ->    Dict:
          with ContextManagers([context_en()]		):
               print("Transformers are awesome!"		)
          # The output should be wrapped with an English welcome and goodbye
          self.assertEqual(mock_stdout.getvalue()     ,							"Welcome!\nTransformers are awesome!\nBye!\n"		)






     @unittest.mock.patch("sys.stdout"     ,							new_callable=io.StringIO		)
     def  a_					(			self     ,							__UpperCamelCase		)       ->    Optional[Any]:
          with ContextManagers([context_fr(), context_en()]		):
               print("Transformers are awesome!"		)
          # The output should be wrapped with an English and French welcome and goodbye
          self.assertEqual(mock_stdout.getvalue()     ,							"Bonjour!\nWelcome!\nTransformers are awesome!\nBye!\nAu revoir!\n"		)






     @require_torch
     def  a_					(			self		)       ->    int:
          self.assertEqual(find_labels(__UpperCamelCase		)     ,							["labels"]		)
          self.assertEqual(find_labels(__UpperCamelCase		)     ,							["labels", "next_sentence_label"]		)
          self.assertEqual(find_labels(__UpperCamelCase		)     ,							["start_positions", "end_positions"]		)





          class 						__SCREAMING_SNAKE_CASE					(      lowerCamelCase__ ):
               pass







          self.assertEqual(find_labels(__UpperCamelCase		)     ,							["labels"]		)






     @require_tf
     def  a_					(			self		)       ->    Union[str, Any]:
          self.assertEqual(find_labels(__UpperCamelCase		)     ,							["labels"]		)
          self.assertEqual(find_labels(__UpperCamelCase		)     ,							["labels", "next_sentence_label"]		)
          self.assertEqual(find_labels(__UpperCamelCase		)     ,							["start_positions", "end_positions"]		)





          class 						__SCREAMING_SNAKE_CASE					(      lowerCamelCase__ ):
               pass







          self.assertEqual(find_labels(__UpperCamelCase		)     ,							["labels"]		)






     @require_flax
     def  a_					(			self		)       ->    Any:
          # Flax models don't have labels
          self.assertEqual(find_labels(__UpperCamelCase		)     ,							[]		)
          self.assertEqual(find_labels(__UpperCamelCase		)     ,							[]		)
          self.assertEqual(find_labels(__UpperCamelCase		)     ,							[]		)





          class 						__SCREAMING_SNAKE_CASE					(      lowerCamelCase__ ):
               pass







          self.assertEqual(find_labels(__UpperCamelCase		)     ,							[]		)





'''simple docstring'''

from math import factorial, pi






def __UpperCamelCase   (			__lowerCamelCase		: float      ,  __lowerCamelCase		: int = 30				)      ->     float:







     '''simple docstring'''






     if not isinstance(__lowerCamelCase      ,  (int, float)				):
          raise ValueError("maclaurin_sin() requires either an int or float for theta"				)

     if not isinstance(__lowerCamelCase      ,  __lowerCamelCase				) or accuracy <= 0:
          raise ValueError("maclaurin_sin() requires a positive int for accuracy"				)

     _a						=		float(__lowerCamelCase				)
     _a						=		theta // (2 * pi)
     theta -= 2 * div * pi
     return sum(
         (-1) ** r * theta ** (2 * r + 1) / factorial(2 * r + 1				) for r in range(__lowerCamelCase				)				)






def __UpperCamelCase   (			__lowerCamelCase		: float      ,  __lowerCamelCase		: int = 30				)      ->     float:







     '''simple docstring'''






     if not isinstance(__lowerCamelCase      ,  (int, float)				):
          raise ValueError("maclaurin_cos() requires either an int or float for theta"				)

     if not isinstance(__lowerCamelCase      ,  __lowerCamelCase				) or accuracy <= 0:
          raise ValueError("maclaurin_cos() requires a positive int for accuracy"				)

     _a						=		float(__lowerCamelCase				)
     _a						=		theta // (2 * pi)
     theta -= 2 * div * pi
     return sum((-1) ** r * theta ** (2 * r) / factorial(2 * r				) for r in range(__lowerCamelCase				)				)


if __name__ == "__main__":
   import doctest

   doctest.testmod()

   print(maclaurin_sin(10))
   print(maclaurin_sin(-10))
   print(maclaurin_sin(10, 15))
   print(maclaurin_sin(-10, 15))

   print(maclaurin_cos(5))
   print(maclaurin_cos(-5))
   print(maclaurin_cos(10, 15))
   print(maclaurin_cos(-10, 15))

