






'''simple docstring'''
import collections
import importlib.util
import os
import re
from pathlib import Path


a_					= 'src/transformers'


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





def  _a(  UpperCamelCase__				:						Dict							):




      '''simple docstring'''






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





def  _a(  UpperCamelCase__				:						Any							):




      '''simple docstring'''






      with open(UpperCamelCase__,	'''r''',	encoding='''utf-8''',	newline='''\n'''							) as f:
            SCREAMING_SNAKE_CASE__     :				List[str]									=f.readlines()

      SCREAMING_SNAKE_CASE__     :				Union[str, Any]									=0
      while line_index < len(UpperCamelCase__							) and not lines[line_index].startswith('''_import_structure = {'''							):
            line_index += 1

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

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

      SCREAMING_SNAKE_CASE__     :				Any									={'''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.
            SCREAMING_SNAKE_CASE__     :				List[str]									=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:
                  SCREAMING_SNAKE_CASE__     :				Dict									=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

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

                  SCREAMING_SNAKE_CASE__     :				int									=objects
            else:
                  line_index += 1

    # At this stage we are in the TYPE_CHECKING part, first grab the objects without a specific backend
      SCREAMING_SNAKE_CASE__     :				int									=[]
      while (
          line_index < len(UpperCamelCase__							)
          and find_backend(lines[line_index]							) is None
          and not lines[line_index].startswith('''else'''							)
      ):
            SCREAMING_SNAKE_CASE__     :				Tuple									=lines[line_index]
            SCREAMING_SNAKE_CASE__     :				Union[str, Any]									=_re_import.search(UpperCamelCase__							)
            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

      SCREAMING_SNAKE_CASE__     :				Any									={'''none''': objects}
      # Let's continue with backend-specific objects
      while line_index < len(UpperCamelCase__							):
            # If the line is an if is_backend_available, we grab all objects associated.
            SCREAMING_SNAKE_CASE__     :				List[str]									=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:
                  SCREAMING_SNAKE_CASE__     :				List[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

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

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

      return import_dict_objects, type_hint_objects





def  _a(  UpperCamelCase__				:						Optional[Any],	UpperCamelCase__				:						Optional[int]							):




      '''simple docstring'''






      def find_duplicates(UpperCamelCase__				:						Optional[int]							):
            return [k for k, v in collections.Counter(UpperCamelCase__							).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!"]

      SCREAMING_SNAKE_CASE__     :				str									=[]
      for key in import_dict_objects.keys():
            SCREAMING_SNAKE_CASE__     :				Union[str, Any]									=find_duplicates(import_dict_objects[key]							)
            if duplicate_imports:
                  errors.append(f"Duplicate _import_structure definitions for: {duplicate_imports}"							)
            SCREAMING_SNAKE_CASE__     :				List[Any]									=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]							)							):
                  SCREAMING_SNAKE_CASE__     :				Optional[int]									='''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  _a(  ):




      '''simple docstring'''






      SCREAMING_SNAKE_CASE__     :				List[str]									=[]
      for root, _, files in os.walk(UpperCamelCase__							):
            if "__init__.py" in files:
                  SCREAMING_SNAKE_CASE__     :				Optional[Any]									=os.path.join(UpperCamelCase__,	'''__init__.py'''							)
                  SCREAMING_SNAKE_CASE__     :				List[str]									=parse_init(UpperCamelCase__							)
                  if objects is not None:
                        SCREAMING_SNAKE_CASE__     :				str									=analyze_results(*UpperCamelCase__							)
                        if len(UpperCamelCase__							) > 0:
                              SCREAMING_SNAKE_CASE__     :				Dict									=f"Problem in {fname}, both halves do not define the same objects.\n{errors[0]}"
                              failures.append('''\n'''.join(UpperCamelCase__							)							)
      if len(UpperCamelCase__							) > 0:
            raise ValueError('''\n\n'''.join(UpperCamelCase__							)							)





def  _a(  ):




      '''simple docstring'''






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


a_					= [
    'convert_pytorch_checkpoint_to_tf2',
    'modeling_flax_pytorch_utils',
]





def  _a(  ):




      '''simple docstring'''






      SCREAMING_SNAKE_CASE__     :				List[Any]									=importlib.util.spec_from_file_location(
          '''transformers''',	os.path.join(UpperCamelCase__,	'''__init__.py'''							),	submodule_search_locations=[PATH_TO_TRANSFORMERS],	)
      SCREAMING_SNAKE_CASE__     :				Union[str, Any]									=spec.loader.load_module()

      SCREAMING_SNAKE_CASE__     :				int									=[
          module
          for module in get_transformers_submodules()
          if module not in IGNORE_SUBMODULES and module not in transformers._import_structure.keys()
      ]
      if len(UpperCamelCase__							) > 0:
            SCREAMING_SNAKE_CASE__     :				List[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 __future__ import annotations

import sys
from collections import deque
from typing import Generic, TypeVar

a_					= TypeVar('T')






class      __SCREAMING_SNAKE_CASE      (			Generic[T]				):
 snake_case_  							=							42  # Cache store of keys
 snake_case_  							=							42  # References of the keys in cache
 snake_case_  							=							10  # Maximum capacity of cache




 def __init__(      self	:							Dict					,      __lowercase	:							int      )	->						None:
       SCREAMING_SNAKE_CASE__     :				Any									=deque()
       SCREAMING_SNAKE_CASE__     :				str									=set()
       if not n:
             SCREAMING_SNAKE_CASE__     :				Optional[Any]									=sys.maxsize
       elif n < 0:
             raise ValueError('''n should be an integer greater than 0.'''      )
       else:
             SCREAMING_SNAKE_CASE__     :				Optional[Any]									=n




 def      __magic_name__	(      self	:							List[str]					,      __lowercase	:							T      )	->						None:
       if x not in self.key_reference:
             if len(self.dq_store      ) == LRUCache._MAX_CAPACITY:
                   SCREAMING_SNAKE_CASE__     :				int									=self.dq_store.pop()
                   self.key_reference.remove(__lowercase      )
       else:
             self.dq_store.remove(__lowercase      )

       self.dq_store.appendleft(__lowercase      )
       self.key_reference.add(__lowercase      )




 def      __magic_name__	(      self	:							Union[str, Any]      )	->						None:
       for k in self.dq_store:
             print(__lowercase      )




 def __repr__(      self	:							List[Any]      )	->						str:
       return F"LRUCache({self._MAX_CAPACITY}) => {list(self.dq_store      )}"


if __name__ == "__main__":
  import doctest

  doctest.testmod()

  a_					= LRUCache(4)
  lru_cache.refer('A')
  lru_cache.refer(2)
  lru_cache.refer(3)
  lru_cache.refer('A')
  lru_cache.refer(4)
  lru_cache.refer(5)
  lru_cache.display()

  print(lru_cache)
  assert str(lru_cache) == "LRUCache(4) => [5, 4, 'A', 3]"