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


A		: int								=     '''src/transformers'''


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




def 	UpperCamelCase__  (     SCREAMING_SNAKE_CASE_	:	Optional[Any]       )  ->     str:







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




def 	UpperCamelCase__  (     SCREAMING_SNAKE_CASE_	:	Optional[Any]       )  ->     Dict:







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

						_lowercase					       =					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
						_lowercase					       =					[]
						while not lines[line_index].startswith("""if TYPE_CHECKING"""       ) and find_backend(lines[line_index]       ) is None:
												_lowercase					       =					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_       ):
																		_lowercase					       =					_re_one_line_import_struct.search(SCREAMING_SNAKE_CASE_       ).groups()[0]
																		_lowercase					       =					re.findall("""\[([^\]]+)\]"""		,   SCREAMING_SNAKE_CASE_       )
																		for imp in imports:
																								objects.extend([obj[1:-1] for obj in imp.split(""", """       )]       )
																		line_index += 1
																		continue
												_lowercase					       =					_re_import_struct_key_value.search(SCREAMING_SNAKE_CASE_       )
												if single_line_import_search is not None:
																		_lowercase					       =					[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

						_lowercase					       =					{"""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.
												_lowercase					       =					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:
																		_lowercase					       =					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

																		_lowercase					       =					[]
																		# Until we unindent, add backend objects to the list
																		while len(lines[line_index]       ) <= 1 or lines[line_index].startswith(""" """ * 4       ):
																								_lowercase					       =					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:
																														_lowercase					       =					_re_import_struct_add_many.search(SCREAMING_SNAKE_CASE_       ).groups()[0].split(""", """       )
																														_lowercase					       =					[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:
																														_lowercase					       =					_re_between_brackets.search(SCREAMING_SNAKE_CASE_       ).groups()[0].split(""", """       )
																														_lowercase					       =					[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

																		_lowercase					       =					objects
												else:
																		line_index += 1

    # At this stage we are in the TYPE_CHECKING part, first grab the objects without a specific backend
						_lowercase					       =					[]
						while (
						    line_index < len(SCREAMING_SNAKE_CASE_       )
						    and find_backend(lines[line_index]       ) is None
						    and not lines[line_index].startswith("""else"""       )
						):
												_lowercase					       =					lines[line_index]
												_lowercase					       =					_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

						_lowercase					       =					{"""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.
												_lowercase					       =					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:
																		_lowercase					       =					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

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

																		_lowercase					       =					objects
												else:
																		line_index += 1

						return import_dict_objects, type_hint_objects




def 	UpperCamelCase__  (     SCREAMING_SNAKE_CASE_	:	Tuple		,   SCREAMING_SNAKE_CASE_	:	str       )  ->     Tuple:







						def find_duplicates(SCREAMING_SNAKE_CASE_	:	Tuple       ):
												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!"]

						_lowercase					       =					[]
						for key in import_dict_objects.keys():
												_lowercase					       =					find_duplicates(import_dict_objects[key]       )
												if duplicate_imports:
																		errors.append(f"""Duplicate _import_structure definitions for: {duplicate_imports}"""       )
												_lowercase					       =					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]       )       ):
																		_lowercase					       =					"""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 	UpperCamelCase__  (     )  ->     Optional[Any]:
						_lowercase					       =					[]
						for root, _, files in os.walk(SCREAMING_SNAKE_CASE_       ):
												if "__init__.py" in files:
																		_lowercase					       =					os.path.join(SCREAMING_SNAKE_CASE_		,   """__init__.py"""       )
																		_lowercase					       =					parse_init(SCREAMING_SNAKE_CASE_       )
																		if objects is not None:
																								_lowercase					       =					analyze_results(*SCREAMING_SNAKE_CASE_       )
																								if len(SCREAMING_SNAKE_CASE_       ) > 0:
																														_lowercase					       =					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 	UpperCamelCase__  (     )  ->     List[str]:
						_lowercase					       =					[]
						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
																		_lowercase					       =					str((Path(SCREAMING_SNAKE_CASE_       ) / folder).relative_to(SCREAMING_SNAKE_CASE_       )       )
																		_lowercase					       =					short_path.replace(os.path.sep		,   """."""       )
																		submodules.append(SCREAMING_SNAKE_CASE_       )
												for fname in files:
																		if fname == "__init__.py":
																								continue
																		_lowercase					       =					str((Path(SCREAMING_SNAKE_CASE_       ) / fname).relative_to(SCREAMING_SNAKE_CASE_       )       )
																		_lowercase					       =					short_path.replace(""".py"""		,   """"""       ).replace(os.path.sep		,   """."""       )
																		if len(submodule.split("""."""       )       ) == 1:
																								submodules.append(SCREAMING_SNAKE_CASE_       )
						return submodules


A		: str								=     [
    '''convert_pytorch_checkpoint_to_tf2''',
    '''modeling_flax_pytorch_utils''',
]




def 	UpperCamelCase__  (     )  ->     Dict:
						_lowercase					       =					importlib.util.spec_from_file_location(
						    """transformers"""		,   os.path.join(SCREAMING_SNAKE_CASE_		,   """__init__.py"""       )		,   submodule_search_locations=[PATH_TO_TRANSFORMERS]		,   )
						_lowercase					       =					spec.loader.load_module()

						_lowercase					       =					[
						    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:
												_lowercase					       =					"""\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()


def 							_lowerCamelCase   (			SCREAMING_SNAKE_CASE = 100   ):
      '''simple docstring'''







      A_							       =		0
      A_							       =		0
      for i in range(1		,				n + 1   ):
            sum_of_squares += i**2
            sum_of_ints += i
      return sum_of_ints**2 - sum_of_squares


if __name__ == "__main__":
      print(f'{solution() = }')





