




"""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								=							'src/transformers'

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


a								=							'\n{0} = None\n'

a								=							'\nclass {0}(metaclass=DummyObject):\n    _backends = {1}\n\n    def __init__(self, *args, **kwargs):\n        requires_backends(self, {1})\n'


a								=							'\ndef {0}(*args, **kwargs):\n    requires_backends({0}, {1})\n'





def 							lowercase   (snake_case__				:	str	)       ->					List[str]:


				'''simple docstring'''






				if _re_test_backend.search(snake_case__	) is None:
								return None
				lowerCAmelCase		=			[b[0] for b in _re_backend.findall(snake_case__	)]
				backends.sort()
				return "_and_".join(snake_case__	)





def 							lowercase   ()       ->					Dict:


				'''simple docstring'''






				with open(os.path.join(snake_case__ ,    """__init__.py"""	) ,    """r""" ,    encoding="""utf-8""" ,    newline="""\n"""	) as f:
								lowerCAmelCase		=			f.readlines()

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

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

												lowerCAmelCase		=			[]
												# Until we unindent, add backend objects to the list
												while len(lines[line_index]	) <= 1 or lines[line_index].startswith(""" """ * 8	):
																lowerCAmelCase		=			lines[line_index]
																lowerCAmelCase		=			_re_single_line_import.search(snake_case__	)
																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

												lowerCAmelCase		=			objects
								else:
												line_index += 1

				return backend_specific_objects





def 							lowercase   (snake_case__				:	int ,    snake_case__				:	Optional[Any]	)       ->					Optional[int]:


				'''simple docstring'''






				if name.isupper():
								return DUMMY_CONSTANT.format(snake_case__	)
				elif name.islower():
								return DUMMY_FUNCTION.format(snake_case__ ,    snake_case__	)
				else:
								return DUMMY_CLASS.format(snake_case__ ,    snake_case__	)





def 							lowercase   (snake_case__				:	Union[str, Any]=None	)       ->					Optional[int]:


				'''simple docstring'''






				if backend_specific_objects is None:
								lowerCAmelCase		=			read_init()
				# For special correspondence backend to module name as used in the function requires_modulename
				lowerCAmelCase		=			{}

				for backend, objects in backend_specific_objects.items():
								lowerCAmelCase		=			"""[""" + """, """.join(f'''"{b}"''' for b in backend.split("""_and_"""	)	) + """]"""
								lowerCAmelCase		=			"""# 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(snake_case__ ,    snake_case__	) for o in objects]	)
								lowerCAmelCase		=			dummy_file

				return dummy_files





def 							lowercase   (snake_case__				:	Union[str, Any]=False	)       ->					int:


				'''simple docstring'''






				lowerCAmelCase		=			create_dummy_files()
				# For special correspondence backend to shortcut as used in utils/dummy_xxx_objects.py
				lowerCAmelCase		=			{"""torch""": """pt"""}

				# Locate actual dummy modules and read their content.
				lowerCAmelCase		=			os.path.join(snake_case__ ,    """utils"""	)
				lowerCAmelCase		=			{
				    backend: os.path.join(snake_case__ ,    f'''dummy_{short_names.get(snake_case__ ,    snake_case__	)}_objects.py'''	)
				    for backend in dummy_files.keys()
				}

				lowerCAmelCase		=			{}
				for backend, file_path in dummy_file_paths.items():
								if os.path.isfile(snake_case__	):
												with open(snake_case__ ,    """r""" ,    encoding="""utf-8""" ,    newline="""\n"""	) as f:
																lowerCAmelCase		=			f.read()
								else:
												lowerCAmelCase		=			""""""

				for backend in dummy_files.keys():
								if dummy_files[backend] != actual_dummies[backend]:
												if overwrite:
																print(
																    f'''Updating transformers.utils.dummy_{short_names.get(snake_case__ ,    snake_case__	)}_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(snake_case__ ,    snake_case__	)}_objects.py. Run `make fix-copies` '''
																    """to fix this."""	)


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

		check_dummies(args.fix_and_overwrite)











"""simple docstring"""







def 							lowercase   (snake_case__				:	list	)       ->					bool:


				'''simple docstring'''






				if not isinstance(snake_case__ ,    snake_case__	):
								raise ValueError("""Input series is not valid, valid series - [2, 4, 8]"""	)
				if len(snake_case__	) == 0:
								raise ValueError("""Input list must be a non empty list"""	)
				if len(snake_case__	) == 1:
								return True
				try:
								lowerCAmelCase		=			series[1] / series[0]
								for index in range(len(snake_case__	) - 1	):
												if series[index + 1] / series[index] != common_ratio:
																return False
				except ZeroDivisionError:
								return False
				return True





def 							lowercase   (snake_case__				:	list	)       ->					float:


				'''simple docstring'''






				if not isinstance(snake_case__ ,    snake_case__	):
								raise ValueError("""Input series is not valid, valid series - [2, 4, 8]"""	)
				if len(snake_case__	) == 0:
								raise ValueError("""Input list must be a non empty list"""	)
				lowerCAmelCase		=			1
				for value in series:
								answer *= value
				return pow(snake_case__ ,    1 / len(snake_case__	)	)


if __name__ == "__main__":
		import doctest

		doctest.testmod()





