



'''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
lowerCAmelCase						:		str						      = '''src/transformers'''

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


lowerCAmelCase						:		Tuple						      = '''
{0} = None
'''

lowerCAmelCase						:		Tuple						      = '''
class {0}(metaclass=DummyObject):
    _backends = {1}

    def __init__(self, *args, **kwargs):
        requires_backends(self, {1})
'''


lowerCAmelCase						:		List[str]						      = '''
def {0}(*args, **kwargs):
    requires_backends({0}, {1})
'''



def 	__lowerCAmelCase       (				lowerCamelCase :    Union[str, Any]       ):






	'''simple docstring'''




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



def 	__lowerCAmelCase       (				):






	'''simple docstring'''




	with open(os.path.join(lowerCamelCase					,		"__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(lowerCamelCase       ):
		# 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(lowerCamelCase       )
				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 	__lowerCAmelCase       (				lowerCamelCase :    Any					,		lowerCamelCase :    Optional[Any]       ):






	'''simple docstring'''




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



def 	__lowerCAmelCase       (				lowerCamelCase :    str=None       ):






	'''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(lowerCamelCase					,		lowerCamelCase       ) for o in objects]       )
		__lowerCAmelCase       				=	dummy_file

	return dummy_files



def 	__lowerCAmelCase       (				lowerCamelCase :    List[str]=False       ):






	'''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(lowerCamelCase					,		"utils"       )
	__lowerCAmelCase       				=	{
	    backend: os.path.join(lowerCamelCase					,		f'''dummy_{short_names.get(lowerCamelCase					,		lowerCamelCase       )}_objects.py'''       )
	    for backend in dummy_files.keys()
	}

	__lowerCAmelCase       				=	{}
	for backend, file_path in dummy_file_paths.items():
		if os.path.isfile(lowerCamelCase       ):
			with open(lowerCamelCase					,		"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(lowerCamelCase					,		lowerCamelCase       )}_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(lowerCamelCase					,		lowerCamelCase       )}_objects.py. Run `make fix-copies` '''
				    "to fix this."       )


if __name__ == "__main__":
	lowerCAmelCase						:		Tuple						      = argparse.ArgumentParser()
	parser.add_argument('''--fix_and_overwrite''', action='''store_true''', help='''Whether to fix inconsistencies.''')
	lowerCAmelCase						:		Optional[int]						      = parser.parse_args()

	check_dummies(args.fix_and_overwrite)




'''simple docstring'''



lowerCAmelCase						:		Tuple						      = '''
# Diffusers installation
! pip install diffusers transformers datasets accelerate
# To install from source instead of the last release, comment the command above and uncomment the following one.
# ! pip install git+https://github.com/huggingface/diffusers.git
'''

lowerCAmelCase						:		Tuple						      = [{'''type''': '''code''', '''content''': INSTALL_CONTENT}]