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


__lowerCAmelCase					:			Tuple			      =		"src/transformers"


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


def     UpperCAmelCase_  (						__lowerCAmelCase	) ->						Tuple:
    if _re_test_backend.search(__lowerCAmelCase	) is None:
        return None
    __lowercase		:			Dict	    =       [b[0] for b in _re_backend.findall(__lowerCAmelCase	)]
    backends.sort()
    return "_and_".join(__lowerCAmelCase	)


def     UpperCAmelCase_  (						__lowerCAmelCase	) ->						Union[str, Any]:
    with open(__lowerCAmelCase	,					'''r'''	,					encoding='''utf-8'''	,					newline='''\n'''	) as f:
        __lowercase		:			List[str]	    =       f.readlines()

    __lowercase		:			Optional[int]	    =       0
    while line_index < len(__lowerCAmelCase	) and not lines[line_index].startswith('''_import_structure = {'''	):
        line_index += 1

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

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

    __lowercase		:			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.
        __lowercase		:			Optional[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:
            __lowercase		:			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

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

            __lowercase		:			Union[str, Any]	    =       objects
        else:
            line_index += 1

    # At this stage we are in the TYPE_CHECKING part, first grab the objects without a specific backend
    __lowercase		:			Dict	    =       []
    while (
        line_index < len(__lowerCAmelCase	)
        and find_backend(lines[line_index]	) is None
        and not lines[line_index].startswith('''else'''	)
    ):
        __lowercase		:			Optional[Any]	    =       lines[line_index]
        __lowercase		:			Any	    =       _re_import.search(__lowerCAmelCase	)
        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		:			Union[str, Any]	    =       {'''none''': objects}
    # Let's continue with backend-specific objects
    while line_index < len(__lowerCAmelCase	):
        # If the line is an if is_backend_available, we grab all objects associated.
        __lowercase		:			Optional[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:
            __lowercase		:			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

            __lowercase		:			Optional[int]	    =       []
            # Until we unindent, add backend objects to the list
            while len(lines[line_index]	) <= 1 or lines[line_index].startswith(''' ''' * 8	):
                __lowercase		:			str	    =       lines[line_index]
                __lowercase		:			List[Any]	    =       _re_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

            __lowercase		:			Union[str, Any]	    =       objects
        else:
            line_index += 1

    return import_dict_objects, type_hint_objects


def     UpperCAmelCase_  (						__lowerCAmelCase	,					__lowerCAmelCase	) ->						Union[str, Any]:

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


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


__lowerCAmelCase					:			str			      =		[
    "convert_pytorch_checkpoint_to_tf2",
    "modeling_flax_pytorch_utils",
]


def     UpperCAmelCase_  (						) ->						Optional[int]:
    # This is to make sure the transformers module imported is the one in the repo.
    __lowercase		:			List[Any]	    =       importlib.util.spec_from_file_location(
        '''transformers'''	,					os.path.join(__lowerCAmelCase	,					'''__init__.py'''	)	,					submodule_search_locations=[PATH_TO_TRANSFORMERS]	,					)
    __lowercase		:			str	    =       spec.loader.load_module()

    __lowercase		:			Tuple	    =       [
        module
        for module in get_transformers_submodules()
        if module not in IGNORE_SUBMODULES and module not in transformers._import_structure.keys()
    ]
    if len(__lowerCAmelCase	) > 0:
        __lowercase		:			Tuple	    =       '''\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     UpperCAmelCase_  (						__lowerCAmelCase	) ->						int:

    if not isinstance(__lowerCAmelCase	,					__lowerCAmelCase	):
        raise ValueError('''multiplicative_persistence() only accepts integral values'''	)
    if num < 0:
        raise ValueError('''multiplicative_persistence() does not accept negative values'''	)

    __lowercase		:			Dict	    =       0
    __lowercase		:			Optional[int]	    =       str(__lowerCAmelCase	)

    while len(__lowerCAmelCase	) != 1:
        __lowercase		:			str	    =       [int(__lowerCAmelCase	) for i in num_string]

        __lowercase		:			Union[str, Any]	    =       1
        for i in range(0	,					len(__lowerCAmelCase	)	):
            total *= numbers[i]

        __lowercase		:			Any	    =       str(__lowerCAmelCase	)

        steps += 1
    return steps


def     UpperCAmelCase_  (						__lowerCAmelCase	) ->						int:

    if not isinstance(__lowerCAmelCase	,					__lowerCAmelCase	):
        raise ValueError('''additive_persistence() only accepts integral values'''	)
    if num < 0:
        raise ValueError('''additive_persistence() does not accept negative values'''	)

    __lowercase		:			Any	    =       0
    __lowercase		:			Union[str, Any]	    =       str(__lowerCAmelCase	)

    while len(__lowerCAmelCase	) != 1:
        __lowercase		:			List[str]	    =       [int(__lowerCAmelCase	) for i in num_string]

        __lowercase		:			Tuple	    =       0
        for i in range(0	,					len(__lowerCAmelCase	)	):
            total += numbers[i]

        __lowercase		:			List[str]	    =       str(__lowerCAmelCase	)

        steps += 1
    return steps


if __name__ == "__main__":
 import doctest

 doctest.testmod()


