





"""simple docstring"""





import collections
import importlib.util
import os
import re
from pathlib import Path


lowerCAmelCase__     			=			'''src/transformers'''


# Matches is_xxx_available()
lowerCAmelCase__     			=			re.compile(r'''is\_([a-z_]*)_available()''')
# Catches a one-line _import_struct = {xxx}
lowerCAmelCase__     			=			re.compile(r'''^_import_structure\s+=\s+\{([^\}]+)\}''')
# Catches a line with a key-values pattern: "bla": ["foo", "bar"]
lowerCAmelCase__     			=			re.compile(r'''\s+"\S*":\s+\[([^\]]*)\]''')
# Catches a line if not is_foo_available
lowerCAmelCase__     			=			re.compile(r'''^\s*if\s+not\s+is\_[a-z_]*\_available\(\)''')
# Catches a line _import_struct["bla"].append("foo")
lowerCAmelCase__     			=			re.compile(r'''^\s*_import_structure\["\S*"\]\.append\("(\S*)"\)''')
# Catches a line _import_struct["bla"].extend(["foo", "bar"]) or _import_struct["bla"] = ["foo", "bar"]
lowerCAmelCase__     			=			re.compile(r'''^\s*_import_structure\[\S*\](?:\.extend\(|\s*=\s+)\[([^\]]*)\]''')
# Catches a line with an object between quotes and a comma:     "MyModel",
lowerCAmelCase__     			=			re.compile('''^\s+"([^"]+)",''')
# Catches a line with objects between brackets only:    ["foo", "bar"],
lowerCAmelCase__     			=			re.compile('''^\s+\[([^\]]+)\]''')
# Catches a line with from foo import bar, bla, boo
lowerCAmelCase__     			=			re.compile(r'''\s+from\s+\S*\s+import\s+([^\(\s].*)\n''')
# Catches a line with try:
lowerCAmelCase__     			=			re.compile(r'''^\s*try:''')
# Catches a line with else:
lowerCAmelCase__     			=			re.compile(r'''^\s*else:''')


def       a__					(					_SCREAMING_SNAKE_CASE    ):




		"""simple docstring"""


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


def       a__					(					_SCREAMING_SNAKE_CASE    ):




		"""simple docstring"""


		with open(_SCREAMING_SNAKE_CASE  ,	"r"  ,	encoding="utf-8"  ,	newline="\n"    ) as f:
				UpperCamelCase   =	f.readlines()

		UpperCamelCase   =	0
		while line_index < len(_SCREAMING_SNAKE_CASE    ) and not lines[line_index].startswith("_import_structure = {"    ):
				line_index += 1

		# If this is a traditional init, just return.
		if line_index >= len(_SCREAMING_SNAKE_CASE    ):
				return None

		# First grab the objects without a specific backend in _import_structure
		UpperCamelCase   =	[]
		while not lines[line_index].startswith("if TYPE_CHECKING"    ) and find_backend(lines[line_index]    ) is None:
				UpperCamelCase   =	lines[line_index]
				# If we have everything on a single line, let's deal with it.
				if _re_one_line_import_struct.search(_SCREAMING_SNAKE_CASE    ):
						UpperCamelCase   =	_re_one_line_import_struct.search(_SCREAMING_SNAKE_CASE    ).groups()[0]
						UpperCamelCase   =	re.findall("\[([^\]]+)\]"  ,	_SCREAMING_SNAKE_CASE    )
						for imp in imports:
								objects.extend([obj[1:-1] for obj in imp.split(", "    )]    )
						line_index += 1
						continue
				UpperCamelCase   =	_re_import_struct_key_value.search(_SCREAMING_SNAKE_CASE    )
				if single_line_import_search is not None:
						UpperCamelCase   =	[obj[1:-1] for obj in single_line_import_search.groups()[0].split(", "    ) if len(_SCREAMING_SNAKE_CASE    ) > 0]
						objects.extend(_SCREAMING_SNAKE_CASE    )
				elif line.startswith(" " * 8 + "\""    ):
						objects.append(line[9:-3]    )
				line_index += 1

		UpperCamelCase   =	{"none": objects}
		# Let's continue with backend-specific objects in _import_structure
		while not lines[line_index].startswith("if TYPE_CHECKING"    ):
				# If the line is an if not is_backend_available, we grab all objects associated.
				UpperCamelCase   =	find_backend(lines[line_index]    )
				# Check if the backend declaration is inside a try block:
				if _re_try.search(lines[line_index - 1]    ) is None:
						UpperCamelCase   =	None

				if backend is not None:
						line_index += 1

						# Scroll until we hit the else block of try-except-else
						while _re_else.search(lines[line_index]    ) is None:
								line_index += 1

						line_index += 1

						UpperCamelCase   =	[]
						# Until we unindent, add backend objects to the list
						while len(lines[line_index]    ) <= 1 or lines[line_index].startswith(" " * 4    ):
								UpperCamelCase   =	lines[line_index]
								if _re_import_struct_add_one.search(_SCREAMING_SNAKE_CASE    ) is not None:
										objects.append(_re_import_struct_add_one.search(_SCREAMING_SNAKE_CASE    ).groups()[0]    )
								elif _re_import_struct_add_many.search(_SCREAMING_SNAKE_CASE    ) is not None:
										UpperCamelCase   =	_re_import_struct_add_many.search(_SCREAMING_SNAKE_CASE    ).groups()[0].split(", "    )
										UpperCamelCase   =	[obj[1:-1] for obj in imports if len(_SCREAMING_SNAKE_CASE    ) > 0]
										objects.extend(_SCREAMING_SNAKE_CASE    )
								elif _re_between_brackets.search(_SCREAMING_SNAKE_CASE    ) is not None:
										UpperCamelCase   =	_re_between_brackets.search(_SCREAMING_SNAKE_CASE    ).groups()[0].split(", "    )
										UpperCamelCase   =	[obj[1:-1] for obj in imports if len(_SCREAMING_SNAKE_CASE    ) > 0]
										objects.extend(_SCREAMING_SNAKE_CASE    )
								elif _re_quote_object.search(_SCREAMING_SNAKE_CASE    ) is not None:
										objects.append(_re_quote_object.search(_SCREAMING_SNAKE_CASE    ).groups()[0]    )
								elif line.startswith(" " * 8 + "\""    ):
										objects.append(line[9:-3]    )
								elif line.startswith(" " * 12 + "\""    ):
										objects.append(line[13:-3]    )
								line_index += 1

						UpperCamelCase   =	objects
				else:
						line_index += 1

    # At this stage we are in the TYPE_CHECKING part, first grab the objects without a specific backend
		UpperCamelCase   =	[]
		while (
		    line_index < len(_SCREAMING_SNAKE_CASE    )
		    and find_backend(lines[line_index]    ) is None
		    and not lines[line_index].startswith("else"    )
		):
				UpperCamelCase   =	lines[line_index]
				UpperCamelCase   =	_re_import.search(_SCREAMING_SNAKE_CASE    )
				if single_line_import_search is not None:
						objects.extend(single_line_import_search.groups()[0].split(", "    )    )
				elif line.startswith(" " * 8    ):
						objects.append(line[8:-2]    )
				line_index += 1

		UpperCamelCase   =	{"none": objects}
		# Let's continue with backend-specific objects
		while line_index < len(_SCREAMING_SNAKE_CASE    ):
				# If the line is an if is_backend_available, we grab all objects associated.
				UpperCamelCase   =	find_backend(lines[line_index]    )
				# Check if the backend declaration is inside a try block:
				if _re_try.search(lines[line_index - 1]    ) is None:
						UpperCamelCase   =	None

				if backend is not None:
						line_index += 1

						# Scroll until we hit the else block of try-except-else
						while _re_else.search(lines[line_index]    ) is None:
								line_index += 1

						line_index += 1

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

						UpperCamelCase   =	objects
				else:
						line_index += 1

		return import_dict_objects, type_hint_objects


def       a__					(					_SCREAMING_SNAKE_CASE  ,	_SCREAMING_SNAKE_CASE    ):




		"""simple docstring"""


		def find_duplicates(_SCREAMING_SNAKE_CASE    ):
				return [k for k, v in collections.Counter(_SCREAMING_SNAKE_CASE    ).items() if v > 1]

		if list(import_dict_objects.keys()    ) != list(type_hint_objects.keys()    ):
				return ["Both sides of the init do not have the same backends!"]

		UpperCamelCase   =	[]
		for key in import_dict_objects.keys():
				UpperCamelCase   =	find_duplicates(import_dict_objects[key]    )
				if duplicate_imports:
						errors.append(F"Duplicate _import_structure definitions for: {duplicate_imports}"    )
				UpperCamelCase   =	find_duplicates(type_hint_objects[key]    )
				if duplicate_type_hints:
						errors.append(F"Duplicate TYPE_CHECKING objects for: {duplicate_type_hints}"    )

				if sorted(set(import_dict_objects[key]    )    ) != sorted(set(type_hint_objects[key]    )    ):
						UpperCamelCase   =	"base imports" if key == "none" else F"{key} backend"
						errors.append(F"Differences for {name}:"    )
						for a in type_hint_objects[key]:
								if a not in import_dict_objects[key]:
										errors.append(F"  {a} in TYPE_HINT but not in _import_structure."    )
						for a in import_dict_objects[key]:
								if a not in type_hint_objects[key]:
										errors.append(F"  {a} in _import_structure but not in TYPE_HINT."    )
		return errors


def       a__					(					):




		"""simple docstring"""


		UpperCamelCase   =	[]
		for root, _, files in os.walk(_SCREAMING_SNAKE_CASE    ):
				if "__init__.py" in files:
						UpperCamelCase   =	os.path.join(_SCREAMING_SNAKE_CASE  ,	"__init__.py"    )
						UpperCamelCase   =	parse_init(_SCREAMING_SNAKE_CASE    )
						if objects is not None:
								UpperCamelCase   =	analyze_results(*_SCREAMING_SNAKE_CASE    )
								if len(_SCREAMING_SNAKE_CASE    ) > 0:
										UpperCamelCase   =	F"Problem in {fname}, both halves do not define the same objects.\n{errors[0]}"
										failures.append("\n".join(_SCREAMING_SNAKE_CASE    )    )
		if len(_SCREAMING_SNAKE_CASE    ) > 0:
				raise ValueError("\n\n".join(_SCREAMING_SNAKE_CASE    )    )


def       a__					(					):




		"""simple docstring"""


		UpperCamelCase   =	[]
		for path, directories, files in os.walk(_SCREAMING_SNAKE_CASE    ):
				for folder in directories:
						# Ignore private modules
						if folder.startswith("_"    ):
								directories.remove(_SCREAMING_SNAKE_CASE    )
								continue
						# Ignore leftovers from branches (empty folders apart from pycache)
						if len(list((Path(_SCREAMING_SNAKE_CASE    ) / folder).glob("*.py"    )    )    ) == 0:
								continue
						UpperCamelCase   =	str((Path(_SCREAMING_SNAKE_CASE    ) / folder).relative_to(_SCREAMING_SNAKE_CASE    )    )
						UpperCamelCase   =	short_path.replace(os.path.sep  ,	"."    )
						submodules.append(_SCREAMING_SNAKE_CASE    )
				for fname in files:
						if fname == "__init__.py":
								continue
						UpperCamelCase   =	str((Path(_SCREAMING_SNAKE_CASE    ) / fname).relative_to(_SCREAMING_SNAKE_CASE    )    )
						UpperCamelCase   =	short_path.replace(".py"  ,	""    ).replace(os.path.sep  ,	"."    )
						if len(submodule.split("."    )    ) == 1:
								submodules.append(_SCREAMING_SNAKE_CASE    )
		return submodules


lowerCAmelCase__     			=			[
    '''convert_pytorch_checkpoint_to_tf2''',
    '''modeling_flax_pytorch_utils''',
]


def       a__					(					):




		"""simple docstring"""


		UpperCamelCase   =	importlib.util.spec_from_file_location(
		    "transformers"  ,	os.path.join(_SCREAMING_SNAKE_CASE  ,	"__init__.py"    )  ,	submodule_search_locations=[PATH_TO_TRANSFORMERS]  ,	)
		UpperCamelCase   =	spec.loader.load_module()

		UpperCamelCase   =	[
		    module
		    for module in get_transformers_submodules()
		    if module not in IGNORE_SUBMODULES and module not in transformers._import_structure.keys()
		]
		if len(_SCREAMING_SNAKE_CASE    ) > 0:
				UpperCamelCase   =	"\n".join(F"- {module}" for module in module_not_registered    )
				raise ValueError(
				    "The following submodules are not properly registered in the main init of Transformers:\n"
				    F"{list_of_modules}\n"
				    "Make sure they appear somewhere in the keys of `_import_structure` with an empty list as value."    )


if __name__ == "__main__":
						check_all_inits()
						check_submodules()













"""simple docstring"""





def       a__					(					_SCREAMING_SNAKE_CASE    ):




		"""simple docstring"""


		UpperCamelCase   =	0
		for ch in input_str:
				UpperCamelCase   =	ord(_SCREAMING_SNAKE_CASE    )
				UpperCamelCase   =	pow(2  ,	_SCREAMING_SNAKE_CASE    )

				# If we already turned on bit for current character's unicode
				if bitmap >> ch_unicode & 1 == 1:
						return False
				bitmap |= ch_bit_index_on
		return True


if __name__ == "__main__":
						import doctest

						doctest.testmod()






