




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


lowerCamelCase    :		str			   =       "src/transformers"


# Matches is_xxx_available()
lowerCamelCase    :		Optional[Any]			   =       re.compile(r"is\_([a-z_]*)_available()")
# Catches a one-line _import_struct = {xxx}
lowerCamelCase    :		List[Any]			   =       re.compile(r"^_import_structure\s+=\s+\{([^\}]+)\}")
# Catches a line with a key-values pattern: "bla": ["foo", "bar"]
lowerCamelCase    :		Optional[Any]			   =       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    :		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"]
lowerCamelCase    :		Optional[int]			   =       re.compile(r"^\s*_import_structure\[\S*\](?:\.extend\(|\s*=\s+)\[([^\]]*)\]")
# Catches a line with an object between quotes and a comma:     "MyModel",
lowerCamelCase    :		Optional[Any]			   =       re.compile("^\s+\"([^\"]+)\",")
# Catches a line with objects between brackets only:    ["foo", "bar"],
lowerCamelCase    :		Optional[int]			   =       re.compile("^\s+\[([^\]]+)\]")
# Catches a line with from foo import bar, bla, boo
lowerCamelCase    :		Optional[int]			   =       re.compile(r"\s+from\s+\S*\s+import\s+([^\(\s].*)\n")
# Catches a line with try:
lowerCamelCase    :		int			   =       re.compile(r"^\s*try:")
# Catches a line with else:
lowerCamelCase    :		Optional[int]			   =       re.compile(r"^\s*else:")

def       _SCREAMING_SNAKE_CASE      (							lowercase     :	Optional[Any]					):


      '''simple docstring'''



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

def       _SCREAMING_SNAKE_CASE      (							lowercase     :	Optional[int]					):


      '''simple docstring'''



      with open(lowercase     ,							'r'     ,							encoding='utf-8'     ,							newline='\n'					) as f:
            lowerCamelCase_							=   f.readlines()

      lowerCamelCase_							=   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
      lowerCamelCase_							=   []
      while not lines[line_index].startswith('if TYPE_CHECKING'					) and find_backend(lines[line_index]					) is None:
            lowerCamelCase_							=   lines[line_index]
            # If we have everything on a single line, let's deal with it.
            if _re_one_line_import_struct.search(lowercase					):
                  lowerCamelCase_							=   _re_one_line_import_struct.search(lowercase					).groups()[0]
                  lowerCamelCase_							=   re.findall('\[([^\]]+)\]'     ,							lowercase					)
                  for imp in imports:
                        objects.extend([obj[1:-1] for obj in imp.split(', '					)]					)
                  line_index += 1
                  continue
            lowerCamelCase_							=   _re_import_struct_key_value.search(lowercase					)
            if single_line_import_search is not None:
                  lowerCamelCase_							=   [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

      lowerCamelCase_							=   {'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.
            lowerCamelCase_							=   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:
                  lowerCamelCase_							=   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

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

                  lowerCamelCase_							=   objects
            else:
                  line_index += 1

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

      lowerCamelCase_							=   {'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.
            lowerCamelCase_							=   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:
                  lowerCamelCase_							=   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

                  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_import.search(lowercase					)
                        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 import_dict_objects, type_hint_objects

def       _SCREAMING_SNAKE_CASE      (							lowercase     :	Optional[int]     ,							lowercase     :	Any					):


      '''simple docstring'''



      def find_duplicates(lowercase     :	Tuple					):
            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!"]

      lowerCamelCase_							=   []
      for key in import_dict_objects.keys():
            lowerCamelCase_							=   find_duplicates(import_dict_objects[key]					)
            if duplicate_imports:
                  errors.append(f"""Duplicate _import_structure definitions for: {duplicate_imports}"""					)
            lowerCamelCase_							=   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]					)					):
                  lowerCamelCase_							=   '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       _SCREAMING_SNAKE_CASE      (							):


      '''simple docstring'''



      lowerCamelCase_							=   []
      for root, _, files in os.walk(lowercase					):
            if "__init__.py" in files:
                  lowerCamelCase_							=   os.path.join(lowercase     ,							'__init__.py'					)
                  lowerCamelCase_							=   parse_init(lowercase					)
                  if objects is not None:
                        lowerCamelCase_							=   analyze_results(*lowercase					)
                        if len(lowercase					) > 0:
                              lowerCamelCase_							=   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       _SCREAMING_SNAKE_CASE      (							):


      '''simple docstring'''



      lowerCamelCase_							=   []
      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
                  lowerCamelCase_							=   str((Path(lowercase					) / folder).relative_to(lowercase					)					)
                  lowerCamelCase_							=   short_path.replace(os.path.sep     ,							'.'					)
                  submodules.append(lowercase					)
            for fname in files:
                  if fname == "__init__.py":
                        continue
                  lowerCamelCase_							=   str((Path(lowercase					) / fname).relative_to(lowercase					)					)
                  lowerCamelCase_							=   short_path.replace('.py'     ,							''					).replace(os.path.sep     ,							'.'					)
                  if len(submodule.split('.'					)					) == 1:
                        submodules.append(lowercase					)
      return submodules


lowerCamelCase    :		Optional[int]			   =       [
    "convert_pytorch_checkpoint_to_tf2",
    "modeling_flax_pytorch_utils",
]

def       _SCREAMING_SNAKE_CASE      (							):


      '''simple docstring'''



      lowerCamelCase_							=   importlib.util.spec_from_file_location(
          'transformers'     ,							os.path.join(lowercase     ,							'__init__.py'					)     ,							submodule_search_locations=[PATH_TO_TRANSFORMERS]     ,							)
      lowerCamelCase_							=   spec.loader.load_module()

      lowerCamelCase_							=   [
          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:
            lowerCamelCase_							=   '\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       _SCREAMING_SNAKE_CASE      (							lowercase     :	str     ,							lowercase     :	int					):


      '''simple docstring'''



      return [sentence[i : i + ngram_size] for i in range(len(lowercase					) - ngram_size + 1					)]


if __name__ == "__main__":
 from doctest import testmod

 testmod()



