





"""simple docstring"""





import collections
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(R"""^\s+\"([^\"]+)\",""")
# Catches a line with objects between brackets only:    ["foo", "bar"],
__A											=						re.compile(R"""^\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  (_SCREAMING_SNAKE_CASE     )   ->List[Any]:





  """simple docstring"""


  if _re_test_backend.search(_SCREAMING_SNAKE_CASE     ) is None:
    return None
  lowerCAmelCase__     :Optional[Any]											=				[b[0] for b in _re_backend.findall(_SCREAMING_SNAKE_CASE     )]
  backends.sort()
  return "_and_".join(_SCREAMING_SNAKE_CASE     )
def 					__A  (_SCREAMING_SNAKE_CASE     )   ->str:





  """simple docstring"""


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

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

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

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

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

      lowerCAmelCase__     :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
  lowerCAmelCase__     :Optional[int]											=				[]
  while (
      line_index < len(_SCREAMING_SNAKE_CASE     )
      and find_backend(lines[line_index]     ) is None
      and not lines[line_index].startswith('else'     )
  ):
    lowerCAmelCase__     :str											=				lines[line_index]
    lowerCAmelCase__     :int											=				_re_import.search(_SCREAMING_SNAKE_CASE     )
    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__     :Dict											=				{'none': objects}
  # Let's continue with backend-specific objects
  while line_index < len(_SCREAMING_SNAKE_CASE     ):
    # If the line is an if is_backend_available, we grab all objects associated.
    lowerCAmelCase__     :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:
      lowerCAmelCase__     :Union[str, 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

      lowerCAmelCase__     :Dict											=				[]
      # Until we unindent, add backend objects to the list
      while len(lines[line_index]     ) <= 1 or lines[line_index].startswith(' ' * 8     ):
        lowerCAmelCase__     :Tuple											=				lines[line_index]
        lowerCAmelCase__     :Dict											=				_re_import.search(_SCREAMING_SNAKE_CASE     )
        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__     :Optional[Any]											=				objects
    else:
      line_index += 1

  return import_dict_objects, type_hint_objects
def 					__A  (_SCREAMING_SNAKE_CASE	,  _SCREAMING_SNAKE_CASE     )   ->Optional[int]:





  """simple docstring"""


  def find_duplicates(_SCREAMING_SNAKE_CASE     ):
    return [k for k, v in collections.Counter(_SCREAMING_SNAKE_CASE     ).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__     :Any											=				[]
  for key in import_dict_objects.keys():
    lowerCAmelCase__     :List[str]											=				find_duplicates(import_dict_objects[key]     )
    if duplicate_imports:
      errors.append(F"Duplicate _import_structure definitions for: {duplicate_imports}"     )
    lowerCAmelCase__     :Union[str, 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]     )     ):
      lowerCAmelCase__     :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  ()   ->str:





  """simple docstring"""


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





  """simple docstring"""


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


__A											=						[
    """convert_pytorch_checkpoint_to_tf2""",
    """modeling_flax_pytorch_utils""",
    """models.esm.openfold_utils""",
]
def 					__A  ()   ->Tuple:





  """simple docstring"""


  from transformers.utils import direct_transformers_import

  lowerCAmelCase__     :Dict											=				direct_transformers_import(_SCREAMING_SNAKE_CASE     )

  lowerCAmelCase__     :Optional[int]											=				set(transformers._import_structure.keys()     )
  # This contains all the base keys of the _import_structure object defined in the init, but if the user is missing
  # some optional dependencies, they may not have all of them. Thus we read the init to read all additions and
  # (potentiall re-) add them.
  with open(os.path.join(_SCREAMING_SNAKE_CASE	,  '__init__.py'     )	,  'r'     ) as f:
    lowerCAmelCase__     :Optional[Any]											=				f.read()
  import_structure_keys.update(set(re.findall(r'import_structure\[\"([^\"]*)\"\]'	,  _SCREAMING_SNAKE_CASE     )     )     )

  lowerCAmelCase__     :Optional[int]											=				[
      module
      for module in get_transformers_submodules()
      if module not in IGNORE_SUBMODULES and module not in import_structure_keys
  ]

  if len(_SCREAMING_SNAKE_CASE     ) > 0:
    lowerCAmelCase__     :List[Any]											=				'\n'.join(F"- {module}" for module in module_not_registered     )
    raise ValueError(
        'The following submodules are not properly registed 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"""





import tempfile
import unittest

from make_student import create_student_by_copying_alternating_layers

from transformers import AutoConfig
from transformers.file_utils import cached_property
from transformers.testing_utils import require_torch


__A											=						"""sshleifer/bart-tiny-random"""
__A											=						"""patrickvonplaten/t5-tiny-random"""






@require_torch
class    _lowerCAmelCase  (	unittest.TestCase			):
       """simple docstring"""




       @cached_property
       def 	snake_case		(       self ):



         '''simple docstring'''

         return AutoConfig.from_pretrained(__UpperCAmelCase )






       def 	snake_case		(       self ):



         '''simple docstring'''

         lowerCAmelCase__				,							*lowerCAmelCase__     :List[str]											=				create_student_by_copying_alternating_layers(__UpperCAmelCase       ,					tempfile.mkdtemp()       ,					e=1       ,					d=1 )
         self.assertEqual(student.config.num_hidden_layers       ,					1 )






       def 	snake_case		(       self ):



         '''simple docstring'''

         lowerCAmelCase__				,							*lowerCAmelCase__     :Optional[int]											=				create_student_by_copying_alternating_layers(__UpperCAmelCase       ,					tempfile.mkdtemp()       ,					e=1       ,					d=__UpperCAmelCase )






       def 	snake_case		(       self ):



         '''simple docstring'''

         lowerCAmelCase__				,							*lowerCAmelCase__     :List[Any]											=				create_student_by_copying_alternating_layers(__UpperCAmelCase       ,					tempfile.mkdtemp()       ,					e=1       ,					d=__UpperCAmelCase )
         self.assertEqual(student.config.encoder_layers       ,					1 )
         self.assertEqual(student.config.decoder_layers       ,					self.teacher_config.encoder_layers )






       def 	snake_case		(       self ):



         '''simple docstring'''

         lowerCAmelCase__				,							*lowerCAmelCase__     :Optional[int]											=				create_student_by_copying_alternating_layers(__UpperCAmelCase       ,					tempfile.mkdtemp()       ,					e=1       ,					d=1 )
         self.assertEqual(student.config.encoder_layers       ,					1 )
         self.assertEqual(student.config.decoder_layers       ,					1 )






       def 	snake_case		(       self ):



         '''simple docstring'''

         with self.assertRaises(__UpperCAmelCase ):
           create_student_by_copying_alternating_layers(__UpperCAmelCase       ,					tempfile.mkdtemp()       ,					e=__UpperCAmelCase       ,					d=__UpperCAmelCase )
