"""simple docstring"""




import os
import socket
from contextlib import contextmanager

import torch

from ..commands.config.default import write_basic_config  # noqa: F401
from ..state import PartialState
from .dataclasses import DistributedType
from .imports import is_deepspeed_available, is_tpu_available
from .transformer_engine import convert_model
from .versions import is_torch_version


if is_deepspeed_available():
				from deepspeed import DeepSpeedEngine

if is_tpu_available(check_device=False):
				import torch_xla.core.xla_model as xm






def      UpperCAmelCase    (		UpperCamelCase__ ):






							"""simple docstring"""





							if is_torch_version('<'				,			'2.0.0' ) or not hasattr(UpperCamelCase__				,			'_dynamo' ):
														return False
							return isinstance(UpperCamelCase__				,			torch._dynamo.eval_frame.OptimizedModule )






def      UpperCAmelCase    (		UpperCamelCase__				,			UpperCamelCase__ = True ):






							"""simple docstring"""





							A__		   =							(torch.nn.parallel.DistributedDataParallel, torch.nn.DataParallel)

							A__		   =							is_compiled_module(UpperCamelCase__ )
							if is_compiled:
														A__		   =							model
														A__		   =							model._orig_mod

							if is_deepspeed_available():
														options += (DeepSpeedEngine,)

							while isinstance(UpperCamelCase__				,			UpperCamelCase__ ):
														A__		   =							model.module

							if not keep_fpaa_wrapper:
														A__		   =							getattr(UpperCamelCase__				,			'forward' )
														A__		   =							model.__dict__.pop('_original_forward'				,			UpperCamelCase__ )
														if original_forward is not None:
																					while hasattr(UpperCamelCase__				,			'__wrapped__' ):
																												A__		   =							forward.__wrapped__
																												if forward == original_forward:
																																			break
																					A__		   =							forward
														if getattr(UpperCamelCase__				,			'_converted_to_transformer_engine'				,			UpperCamelCase__ ):
																					convert_model(UpperCamelCase__				,			to_transformer_engine=UpperCamelCase__ )

							if is_compiled:
														A__		   =							model
														A__		   =							compiled_model

							return model






def      UpperCAmelCase    (		):






							"""simple docstring"""





							PartialState().wait_for_everyone()






def      UpperCAmelCase    (		UpperCamelCase__				,			UpperCamelCase__ ):






							"""simple docstring"""





							if PartialState().distributed_type == DistributedType.TPU:
														xm.save(UpperCamelCase__				,			UpperCamelCase__ )
							elif PartialState().local_process_index == 0:
														torch.save(UpperCamelCase__				,			UpperCamelCase__ )






@contextmanager
def      UpperCAmelCase    (		**UpperCamelCase__ ):






							"""simple docstring"""





							for key, value in kwargs.items():
														A__		   =							str(UpperCamelCase__ )

							yield

							for key in kwargs:
														if key.upper() in os.environ:
																					del os.environ[key.upper()]






def      UpperCAmelCase    (		UpperCamelCase__ ):






							"""simple docstring"""





							if not hasattr(UpperCamelCase__				,			'__qualname__' ) and not hasattr(UpperCamelCase__				,			'__name__' ):
														A__		   =							getattr(UpperCamelCase__				,			'__class__'				,			UpperCamelCase__ )
							if hasattr(UpperCamelCase__				,			'__qualname__' ):
														return obj.__qualname__
							if hasattr(UpperCamelCase__				,			'__name__' ):
														return obj.__name__
							return str(UpperCamelCase__ )






def      UpperCAmelCase    (		UpperCamelCase__				,			UpperCamelCase__ ):






							"""simple docstring"""





							for key, value in source.items():
														if isinstance(UpperCamelCase__				,			UpperCamelCase__ ):
																					A__		   =							destination.setdefault(UpperCamelCase__				,			{} )
																					merge_dicts(UpperCamelCase__				,			UpperCamelCase__ )
														else:
																					A__		   =							value

							return destination






def      UpperCAmelCase    (		UpperCamelCase__ = None ):






							"""simple docstring"""





							if port is None:
														A__		   =							29_500
							with socket.socket(socket.AF_INET				,			socket.SOCK_STREAM ) as s:
														return s.connect_ex(('localhost', port) ) == 0






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

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

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






@contextlib.contextmanager
def      UpperCAmelCase    (		):






							"""simple docstring"""





							print('Welcome!' )
							yield
							print('Bye!' )






@contextlib.contextmanager
def      UpperCAmelCase    (		):






							"""simple docstring"""





							print('Bonjour!' )
							yield
							print('Au revoir!' )
class 			UpperCamelCase__(	unittest.TestCase       ):





						def  snake_case__		(				self   )    -> List[str]:
													# 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 			UpperCamelCase__(	unittest.TestCase       ):





						@unittest.mock.patch('sys.stdout'						,new_callable=io.StringIO   )
						def  snake_case__		(				self						,__UpperCAmelCase   )    -> Dict:
													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   )    -> List[str]:
													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   )    -> 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  snake_case__		(				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 			UpperCamelCase__(	__A       ):
																			pass






													self.assertEqual(find_labels(__UpperCAmelCase   )						,['labels']   )





						@require_tf
						def  snake_case__		(				self   )    -> str:
													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 			UpperCamelCase__(	__A       ):
																			pass






													self.assertEqual(find_labels(__UpperCAmelCase   )						,['labels']   )





						@require_flax
						def  snake_case__		(				self   )    -> List[Any]:
													# Flax models don't have labels
													self.assertEqual(find_labels(__UpperCAmelCase   )						,[]   )
													self.assertEqual(find_labels(__UpperCAmelCase   )						,[]   )
													self.assertEqual(find_labels(__UpperCAmelCase   )						,[]   )
													class 			UpperCamelCase__(	__A       ):
																			pass






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





