'''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


_a   :	Optional[int] 							=   DUMMY_UNKNOWN_IDENTIFIER
# An actual model hosted on huggingface.co

_a   :	Tuple 							=   "main"
# Default branch name
_a   :	int 							=   "f2c752cfc5c0ab6f4bdec59acea69eefbee381c2"
# One particular commit (not the top of `main`)
_a   :	Optional[int] 							=   "aaaaaaa"
# This commit does not exist, so we should 404.

_a   :	Tuple 							=   "d9e9f15bc825e4b2c9249e9578f884bbcb5e3684"
# Sha-1 of config.json on the top of `main`, for checking purposes
_a   :	Optional[Any] 							=   "4b243c475af8d0a7754e87d7d096c92e5199ec2fe168a2ee7998e3b8e9bcb1d3"

@contextlib.contextmanager
def _lowercase	(      )					->       List[Any]:





       """simple docstring"""


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

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





       """simple docstring"""


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






class 		__A       (unittest.TestCase   ):






       def 			_snake_case						(      self      ):
              # 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 		__A       (unittest.TestCase   ):






       @unittest.mock.patch("sys.stdout"				,     new_callable=io.StringIO      )
       def 			_snake_case						(      self				,     UpperCamelCase_      ):
              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 			_snake_case						(      self				,     UpperCamelCase_      ):
              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 			_snake_case						(      self				,     UpperCamelCase_      ):
              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 			_snake_case						(      self      ):
              self.assertEqual(find_labels(A_      )				,     ["labels"]      )
              self.assertEqual(find_labels(A_      )				,     ["labels", "next_sentence_label"]      )
              self.assertEqual(find_labels(A_      )				,     ["start_positions", "end_positions"]      )






              class 		__A       (_lowercase   ):
                     pass





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






       @require_tf
       def 			_snake_case						(      self      ):
              self.assertEqual(find_labels(A_      )				,     ["labels"]      )
              self.assertEqual(find_labels(A_      )				,     ["labels", "next_sentence_label"]      )
              self.assertEqual(find_labels(A_      )				,     ["start_positions", "end_positions"]      )






              class 		__A       (_lowercase   ):
                     pass





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







       @require_flax
       def 			_snake_case						(      self      ):
              # Flax models don't have labels
              self.assertEqual(find_labels(A_      )				,     []      )
              self.assertEqual(find_labels(A_      )				,     []      )
              self.assertEqual(find_labels(A_      )				,     []      )






              class 		__A       (_lowercase   ):
                     pass





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







'''simple docstring'''




def _lowercase	(      lowerCamelCase__							,    lowerCamelCase__						)					->       int:





       """simple docstring"""


       return number | (1 << position)

def _lowercase	(      lowerCamelCase__							,    lowerCamelCase__						)					->       int:





       """simple docstring"""


       return number & ~(1 << position)

def _lowercase	(      lowerCamelCase__							,    lowerCamelCase__						)					->       int:





       """simple docstring"""


       return number ^ (1 << position)

def _lowercase	(      lowerCamelCase__							,    lowerCamelCase__						)					->       bool:





       """simple docstring"""


       return ((number >> position) & 1) == 1

def _lowercase	(      lowerCamelCase__							,    lowerCamelCase__						)					->       int:





       """simple docstring"""


       return int((number & (1 << position)) != 0						)


if __name__ == "__main__":
   import doctest

   doctest.testmod()






