



'''simple docstring'''




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


a   :			str					  =    """src/transformers"""


# Matches is_xxx_available()
a   :			Tuple					  =    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   :			List[str]					  =    re.compile(R"""\s+\"\S*\":\s+\[([^\]]*)\]""")
# Catches a line if not is_foo_available
a   :			Optional[int]					  =    re.compile(R"""^\s*if\s+not\s+is\_[a-z_]*\_available\(\)""")
# Catches a line _import_struct["bla"].append("foo")
a   :			Dict					  =    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   :			Union[str, Any]					  =    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   :			List[Any]					  =    re.compile("""^\s+\[([^\]]+)\]""")
# Catches a line with from foo import bar, bla, boo
a   :			Union[str, Any]					  =    re.compile(R"""\s+from\s+\S*\s+import\s+([^\(\s].*)\n""")
# Catches a line with try:
a   :			Union[str, Any]					  =    re.compile(R"""^\s*try:""")
# Catches a line with else:
a   :			Union[str, Any]					  =    re.compile(R"""^\s*else:""")



def       __lowerCamelCase  (					_lowercase		)      ->			Dict:
							if _re_test_backend.search(_lowercase		) is None:
														return None
							UpperCAmelCase     :		Optional[Any]							     =		[b[0] for b in _re_backend.findall(_lowercase		)]
							backends.sort()
							return "_and_".join(_lowercase		)



def       __lowerCamelCase  (					_lowercase		)      ->			str:
							with open(_lowercase	,				"""r"""	,				encoding="""utf-8"""	,				newline="""\n"""		) as f:
														UpperCAmelCase     :		Optional[int]							     =		f.readlines()

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

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

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

							UpperCAmelCase     :		str							     =		{"""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     :		List[Any]							     =		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     :		Optional[Any]							     =		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     :		Union[str, Any]							     =		[]
																					# Until we unindent, add backend objects to the list
																					while len(lines[line_index]		) <= 1 or lines[line_index].startswith(""" """ * 4		):
																												UpperCAmelCase     :		List[Any]							     =		lines[line_index]
																												if _re_import_struct_add_one.search(_lowercase		) is not None:
																																			objects.append(_re_import_struct_add_one.search(_lowercase		).groups()[0]		)
																												elif _re_import_struct_add_many.search(_lowercase		) is not None:
																																			UpperCAmelCase     :		Optional[int]							     =		_re_import_struct_add_many.search(_lowercase		).groups()[0].split(""", """		)
																																			UpperCAmelCase     :		int							     =		[obj[1:-1] for obj in imports if len(_lowercase		) > 0]
																																			objects.extend(_lowercase		)
																												elif _re_between_brackets.search(_lowercase		) is not None:
																																			UpperCAmelCase     :		Tuple							     =		_re_between_brackets.search(_lowercase		).groups()[0].split(""", """		)
																																			UpperCAmelCase     :		Optional[Any]							     =		[obj[1:-1] for obj in imports if len(_lowercase		) > 0]
																																			objects.extend(_lowercase		)
																												elif _re_quote_object.search(_lowercase		) is not None:
																																			objects.append(_re_quote_object.search(_lowercase		).groups()[0]		)
																												elif line.startswith(""" """ * 8 + """\""""		):
																																			objects.append(line[9:-3]		)
																												elif line.startswith(""" """ * 1_2 + """\""""		):
																																			objects.append(line[1_3:-3]		)
																												line_index += 1

																					UpperCAmelCase     :		Optional[Any]							     =		objects
														else:
																					line_index += 1

    # At this stage we are in the TYPE_CHECKING part, first grab the objects without a specific backend
							UpperCAmelCase     :		Dict							     =		[]
							while (
							    line_index < len(_lowercase		)
							    and find_backend(lines[line_index]		) is None
							    and not lines[line_index].startswith("""else"""		)
							):
														UpperCAmelCase     :		List[str]							     =		lines[line_index]
														UpperCAmelCase     :		str							     =		_re_import.search(_lowercase		)
														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     :		Dict							     =		{"""none""": objects}
							# Let's continue with backend-specific objects
							while line_index < len(_lowercase		):
														# If the line is an if is_backend_available, we grab all objects associated.
														UpperCAmelCase     :		int							     =		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     :		List[str]							     =		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     :		List[str]							     =		[]
																					# Until we unindent, add backend objects to the list
																					while len(lines[line_index]		) <= 1 or lines[line_index].startswith(""" """ * 8		):
																												UpperCAmelCase     :		Tuple							     =		lines[line_index]
																												UpperCAmelCase     :		Union[str, Any]							     =		_re_import.search(_lowercase		)
																												if single_line_import_search is not None:
																																			objects.extend(single_line_import_search.groups()[0].split(""", """		)		)
																												elif line.startswith(""" """ * 1_2		):
																																			objects.append(line[1_2:-2]		)
																												line_index += 1

																					UpperCAmelCase     :		Any							     =		objects
														else:
																					line_index += 1

							return import_dict_objects, type_hint_objects



def       __lowerCamelCase  (					_lowercase	,				_lowercase		)      ->			Union[str, Any]:

							def find_duplicates(_lowercase		):
														return [k for k, v in collections.Counter(_lowercase		).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     :		List[Any]							     =		[]
							for key in import_dict_objects.keys():
														UpperCAmelCase     :		Optional[int]							     =		find_duplicates(import_dict_objects[key]		)
														if duplicate_imports:
																					errors.append(F'''Duplicate _import_structure definitions for: {duplicate_imports}'''		)
														UpperCAmelCase     :		Optional[int]							     =		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     :		Dict							     =		"""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       __lowerCamelCase  (					)      ->			Optional[int]:
							UpperCAmelCase     :		Union[str, Any]							     =		[]
							for root, _, files in os.walk(_lowercase		):
														if "__init__.py" in files:
																					UpperCAmelCase     :		Tuple							     =		os.path.join(_lowercase	,				"""__init__.py"""		)
																					UpperCAmelCase     :		str							     =		parse_init(_lowercase		)
																					if objects is not None:
																												UpperCAmelCase     :		Tuple							     =		analyze_results(*_lowercase		)
																												if len(_lowercase		) > 0:
																																			UpperCAmelCase     :		List[Any]							     =		F'''Problem in {fname}, both halves do not define the same objects.\n{errors[0]}'''
																																			failures.append("""\n""".join(_lowercase		)		)
							if len(_lowercase		) > 0:
														raise ValueError("""\n\n""".join(_lowercase		)		)



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


a   :			Tuple					  =    [
    """convert_pytorch_checkpoint_to_tf2""",
    """modeling_flax_pytorch_utils""",
]



def       __lowerCamelCase  (					)      ->			List[str]:
							# This is to make sure the transformers module imported is the one in the repo.
							UpperCAmelCase     :		Tuple							     =		importlib.util.spec_from_file_location(
							    """transformers"""	,				os.path.join(_lowercase	,				"""__init__.py"""		)	,				submodule_search_locations=[PATH_TO_TRANSFORMERS]	,				)
							UpperCAmelCase     :		Union[str, Any]							     =		spec.loader.load_module()

							UpperCAmelCase     :		Optional[int]							     =		[
							    module
							    for module in get_transformers_submodules()
							    if module not in IGNORE_SUBMODULES and module not in transformers._import_structure.keys()
							]
							if len(_lowercase		) > 0:
														UpperCAmelCase     :		str							     =		"""\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'''




from itertools import count



def       __lowerCamelCase  (					_lowercase = 5_0		)      ->			int:
							UpperCAmelCase     :		Any							     =		[1] * min_block_length

							for n in count(_lowercase		):
														fill_count_functions.append(1		)

														for block_length in range(_lowercase	,				n + 1		):
																					for block_start in range(n - block_length		):
																												fill_count_functions[n] += fill_count_functions[
																												    n - block_start - block_length - 1
																												]

																					fill_count_functions[n] += 1

														if fill_count_functions[n] > 1_0_0_0_0_0_0:
																					break

							return n


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

