


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


_SCREAMING_SNAKE_CASE      :			List[str]      				=   """src/transformers"""


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



     """simple docstring"""






     if _re_test_backend.search(lowerCAmelCase__    ) is None:
          return None
     snake_case					=    [b[0] for b in _re_backend.findall(lowerCAmelCase__    )]
     backends.sort()
     return "_and_".join(lowerCAmelCase__    )
def       UpperCAmelCase__						(UpperCamelCase_    ):



     """simple docstring"""






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

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

     snake_case					=    {'''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.
          snake_case					=    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:
               snake_case					=    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

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

               snake_case					=    objects
          else:
               line_index += 1

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

     snake_case					=    {'''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.
          snake_case					=    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:
               snake_case					=    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

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

               snake_case					=    objects
          else:
               line_index += 1

     return import_dict_objects, type_hint_objects
def       UpperCAmelCase__						(UpperCamelCase_							,UpperCamelCase_    ):



     """simple docstring"""






     def find_duplicates(UpperCamelCase_    ):
          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!"]

     snake_case					=    []
     for key in import_dict_objects.keys():
          snake_case					=    find_duplicates(import_dict_objects[key]    )
          if duplicate_imports:
               errors.append(F'''Duplicate _import_structure definitions for: {duplicate_imports}'''    )
          snake_case					=    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]    )    ):
               snake_case					=    '''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__						():



     """simple docstring"""






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



     """simple docstring"""






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


_SCREAMING_SNAKE_CASE      :			str      				=   [
    """convert_pytorch_checkpoint_to_tf2""",
    """modeling_flax_pytorch_utils""",
]
def       UpperCAmelCase__						():



     """simple docstring"""






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

     snake_case					=    [
         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:
          snake_case					=    '''\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()








import re

from filelock import FileLock


try:
 import nltk

 _SCREAMING_SNAKE_CASE      :			Union[str, Any]      				=   True
except (ImportError, ModuleNotFoundError):
 _SCREAMING_SNAKE_CASE      :			Optional[Any]      				=   False

if NLTK_AVAILABLE:
 with FileLock(".lock") as lock:
  nltk.download("punkt", quiet=True)
def       UpperCAmelCase__						(UpperCamelCase_    ):



     """simple docstring"""






     re.sub('''<n>'''							,''''''							,UpperCamelCase_    )  # remove pegasus newline char
     assert NLTK_AVAILABLE, "nltk must be installed to separate newlines between sentences. (pip install nltk)"
     return "\n".join(nltk.sent_tokenize(UpperCamelCase_    )    )




