'''simple docstring'''
import math



def  __lowerCamelCase       (      _UpperCamelCase  :  float							,    _UpperCamelCase  :  float					):


      '''simple docstring'''


      if initial_intensity < 0:
            raise ValueError('''The value of intensity cannot be negative'''					)
            # handling of negative values of initial intensity
      if angle < 0 or angle > 360:
            raise ValueError('''In Malus Law, the angle is in the range 0-360 degrees'''					)
            # handling of values out of allowed range
      return initial_intensity * (math.cos(math.radians(_UpperCamelCase					)					) ** 2)


if __name__ == "__main__":
      import doctest

      doctest.testmod(name="malus_law")






'''simple docstring'''
import collections
import os
import re
from pathlib import Path


lowercase__  :      List[Any]        =					"src/transformers"


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



def  __lowerCamelCase       (      _UpperCamelCase  :  Optional[Any]					):


      '''simple docstring'''


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



def  __lowerCamelCase       (      _UpperCamelCase  :  int					):


      '''simple docstring'''


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

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

      UpperCAmelCase_            =  {'''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.
            UpperCAmelCase_            =  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:
                  UpperCAmelCase_            =  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

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

                  UpperCAmelCase_            =  objects
            else:
                  line_index += 1

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

      UpperCAmelCase_            =  {'''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.
            UpperCAmelCase_            =  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:
                  UpperCAmelCase_            =  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

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

                  UpperCAmelCase_            =  objects
            else:
                  line_index += 1

      return import_dict_objects, type_hint_objects



def  __lowerCamelCase       (      _UpperCamelCase  :  int							,    _UpperCamelCase  :  Optional[Any]					):


      '''simple docstring'''


      def find_duplicates(_UpperCamelCase  :  Tuple					):
            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!"]

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


      '''simple docstring'''


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


      '''simple docstring'''


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


lowercase__  :      Union[str, Any]        =					[
    "convert_pytorch_checkpoint_to_tf2",
    "modeling_flax_pytorch_utils",
    "models.esm.openfold_utils",
]



def  __lowerCamelCase       (      ):


      '''simple docstring'''


      from transformers.utils import direct_transformers_import

      UpperCAmelCase_            =  direct_transformers_import(_UpperCamelCase					)

      UpperCAmelCase_            =  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(_UpperCamelCase							,    '''__init__.py'''					)							,    '''r'''					) as f:
            UpperCAmelCase_            =  f.read()
      import_structure_keys.update(set(re.findall(R'''import_structure\[\"([^\"]*)\"\]'''							,    _UpperCamelCase					)					)					)

      UpperCAmelCase_            =  [
          module
          for module in get_transformers_submodules()
          if module not in IGNORE_SUBMODULES and module not in import_structure_keys
      ]

      if len(_UpperCamelCase					) > 0:
            UpperCAmelCase_            =  '''\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()





