



"""simple docstring"""

import argparse
import os
import re


# All paths are set with the intent you should run this script from the root of the repo with the command
# python utils/check_dummies.py
A_	:						int				=			'src/transformers'

# Matches is_xxx_available()
A_	:						Optional[int]				=			re.compile(R'is\_([a-z_]*)_available()')
# Matches from xxx import bla
A_	:						Any				=			re.compile(R'\s+from\s+\S*\s+import\s+([^\(\s].*)\n')
A_	:						List[Any]				=			re.compile(R'^\s+if\s+not\s+\(?is\_[a-z_]*\_available\(\)')


A_	:						str				=			'\n{0} = None\n'

A_	:						Optional[Any]				=			'\nclass {0}(metaclass=DummyObject):\n    _backends = {1}\n\n    def __init__(self, *args, **kwargs):\n        requires_backends(self, {1})\n'


A_	:						Tuple				=			'\ndef {0}(*args, **kwargs):\n    requires_backends({0}, {1})\n'
def    __snake_case       (  __A			:	Optional[int]    )    ->					Dict:






				'''simple docstring'''
				if _re_test_backend.search(__A    ) is None:
								return None
				SCREAMING_SNAKE_CASE	:       Tuple 							=    [b[0] for b in _re_backend.findall(__A    )]
				backends.sort()
				return "_and_".join(__A    )
def    __snake_case       (  )    ->					int:






				'''simple docstring'''
				with open(os.path.join(__A       ,		'__init__.py'    )       ,		'r'       ,		encoding='utf-8'       ,		newline='\n'    ) as f:
								SCREAMING_SNAKE_CASE	:       Union[str, Any] 							=    f.readlines()

				# Get to the point we do the actual imports for type checking
				SCREAMING_SNAKE_CASE	:       Dict 							=    0
				while not lines[line_index].startswith('if TYPE_CHECKING'    ):
								line_index += 1

				SCREAMING_SNAKE_CASE	:       Optional[Any] 							=    {}
				# Go through the end of the file
				while line_index < len(__A    ):
								# If the line is an if is_backend_available, we grab all objects associated.
								SCREAMING_SNAKE_CASE	:       str 							=    find_backend(lines[line_index]    )
								if backend is not None:
												while not lines[line_index].startswith('    else:'    ):
																line_index += 1
												line_index += 1

												SCREAMING_SNAKE_CASE	:       List[Any] 							=    []
												# Until we unindent, add backend objects to the list
												while len(lines[line_index]    ) <= 1 or lines[line_index].startswith(' ' * 8    ):
																SCREAMING_SNAKE_CASE	:       List[str] 							=    lines[line_index]
																SCREAMING_SNAKE_CASE	:       List[Any] 							=    _re_single_line_import.search(__A    )
																if single_line_import_search is not None:
																				objects.extend(single_line_import_search.groups()[0].split(', '    )    )
																elif line.startswith(' ' * 12    ):
																				objects.append(line[12:-2]    )
																line_index += 1

												SCREAMING_SNAKE_CASE	:       int 							=    objects
								else:
												line_index += 1

				return backend_specific_objects
def    __snake_case       (  __A			:	Union[str, Any]       ,		__A			:	str    )    ->					Dict:






				'''simple docstring'''
				if name.isupper():
								return DUMMY_CONSTANT.format(__A    )
				elif name.islower():
								return DUMMY_FUNCTION.format(__A       ,		__A    )
				else:
								return DUMMY_CLASS.format(__A       ,		__A    )
def    __snake_case       (  __A			:	List[Any]=None    )    ->					str:






				'''simple docstring'''
				if backend_specific_objects is None:
								SCREAMING_SNAKE_CASE	:       Tuple 							=    read_init()
				# For special correspondence backend to module name as used in the function requires_modulename
				SCREAMING_SNAKE_CASE	:       Optional[Any] 							=    {}

				for backend, objects in backend_specific_objects.items():
								SCREAMING_SNAKE_CASE	:       Optional[Any] 							=    '[' + ', '.join(F"""\"{b}\"""" for b in backend.split('_and_'    )    ) + ']'
								SCREAMING_SNAKE_CASE	:       Tuple 							=    '# This file is autogenerated by the command `make fix-copies`, do not edit.\n'
								dummy_file += "from ..utils import DummyObject, requires_backends\n\n"
								dummy_file += "\n".join([create_dummy_object(__A       ,		__A    ) for o in objects]    )
								SCREAMING_SNAKE_CASE	:       Optional[int] 							=    dummy_file

				return dummy_files
def    __snake_case       (  __A			:	Any=False    )    ->					int:






				'''simple docstring'''
				SCREAMING_SNAKE_CASE	:       int 							=    create_dummy_files()
				# For special correspondence backend to shortcut as used in utils/dummy_xxx_objects.py
				SCREAMING_SNAKE_CASE	:       Optional[int] 							=    {'torch': 'pt'}

				# Locate actual dummy modules and read their content.
				SCREAMING_SNAKE_CASE	:       Union[str, Any] 							=    os.path.join(__A       ,		'utils'    )
				SCREAMING_SNAKE_CASE	:       Union[str, Any] 							=    {
				    backend: os.path.join(__A       ,		F"""dummy_{short_names.get(__A       ,		__A    )}_objects.py"""    )
				    for backend in dummy_files.keys()
				}

				SCREAMING_SNAKE_CASE	:       Optional[int] 							=    {}
				for backend, file_path in dummy_file_paths.items():
								if os.path.isfile(__A    ):
												with open(__A       ,		'r'       ,		encoding='utf-8'       ,		newline='\n'    ) as f:
																SCREAMING_SNAKE_CASE	:       int 							=    f.read()
								else:
												SCREAMING_SNAKE_CASE	:       Optional[Any] 							=    ''

				for backend in dummy_files.keys():
								if dummy_files[backend] != actual_dummies[backend]:
												if overwrite:
																print(
																    F"""Updating transformers.utils.dummy_{short_names.get(__A       ,		__A    )}_objects.py as the main """
																    '__init__ has new objects.'    )
																with open(dummy_file_paths[backend]       ,		'w'       ,		encoding='utf-8'       ,		newline='\n'    ) as f:
																				f.write(dummy_files[backend]    )
												else:
																raise ValueError(
																    'The main __init__ has objects that are not present in '
																    F"""transformers.utils.dummy_{short_names.get(__A       ,		__A    )}_objects.py. Run `make fix-copies` """
																    'to fix this.'    )


if __name__ == "__main__":
							A_	:						Tuple				=			argparse.ArgumentParser()
							parser.add_argument('--fix_and_overwrite', action='store_true', help='Whether to fix inconsistencies.')
							A_	:						Dict				=			parser.parse_args()

							check_dummies(args.fix_and_overwrite)










"""simple docstring"""

def    __snake_case       (  __A			:	int    )    ->					int:






				'''simple docstring'''
				if not isinstance(__A       ,		__A    ):
								raise ValueError('double_factorial() only accepts integral values'    )
				if num < 0:
								raise ValueError('double_factorial() not defined for negative values'    )
				SCREAMING_SNAKE_CASE	:       List[str] 							=    1
				for i in range(__A       ,		0       ,		-2    ):
								value *= i
				return value


if __name__ == "__main__":
							import doctest

							doctest.testmod()





