





'''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


lowerCAmelCase_   :   Any       =					DUMMY_UNKNOWN_IDENTIFIER
# An actual model hosted on huggingface.co

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

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







@contextlib.contextmanager
def    _lowerCamelCase  ()   ->    Tuple:
			print("Welcome!"     )
			yield
			print("Bye!"     )







@contextlib.contextmanager
def    _lowerCamelCase  ()   ->    Tuple:
			print("Bonjour!"     )
			yield
			print("Au revoir!"     )






class       UpperCamelCase__  (		unittest.TestCase     ):







	def 						__a   (				self			:   Tuple		):




				'''simple docstring'''
				assert transformers.__spec__ is not None
				assert importlib.util.find_spec("transformers"		) is not None







class       UpperCamelCase__  (		unittest.TestCase     ):







	@unittest.mock.patch("sys.stdout" , new_callable=io.StringIO		)
	def 						__a   (				self			:   Optional[int] , lowerCamelCase			:   List[str]		):




				'''simple docstring'''
				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			:   Tuple , lowerCamelCase			:   str		):




				'''simple docstring'''
				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			:   List[Any] , lowerCamelCase			:   Union[str, Any]		):




				'''simple docstring'''
				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			:   str		):




				'''simple docstring'''
				self.assertEqual(find_labels(lowerCamelCase		) , ["labels"]		)
				self.assertEqual(find_labels(lowerCamelCase		) , ["labels", "next_sentence_label"]		)
				self.assertEqual(find_labels(lowerCamelCase		) , ["start_positions", "end_positions"]		)






				class       UpperCamelCase__  (		__lowerCAmelCase     ):
					pass







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







	@require_tf
	def 						__a   (				self			:   Tuple		):




				'''simple docstring'''
				self.assertEqual(find_labels(lowerCamelCase		) , ["labels"]		)
				self.assertEqual(find_labels(lowerCamelCase		) , ["labels", "next_sentence_label"]		)
				self.assertEqual(find_labels(lowerCamelCase		) , ["start_positions", "end_positions"]		)






				class       UpperCamelCase__  (		__lowerCAmelCase     ):
					pass







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







	@require_flax
	def 						__a   (				self			:   Optional[Any]		):




				'''simple docstring'''
				self.assertEqual(find_labels(lowerCamelCase		) , []		)
				self.assertEqual(find_labels(lowerCamelCase		) , []		)
				self.assertEqual(find_labels(lowerCamelCase		) , []		)






				class       UpperCamelCase__  (		__lowerCAmelCase     ):
					pass







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










'''simple docstring'''


import unittest

from accelerate import debug_launcher
from accelerate.test_utils import require_cpu, test_ops, test_script






@require_cpu
class       UpperCamelCase__  (		unittest.TestCase     ):







	def 						__a   (				self			:   List[str]		):




				'''simple docstring'''
				debug_launcher(test_script.main		)







	def 						__a   (				self			:   Dict		):




				'''simple docstring'''
				debug_launcher(test_ops.main		)



