






"""simple docstring"""





import argparse
import os
import re


# All paths are set with the intent you should run this script from the root of the repo with the command
# python utils/check_dummies.py
UpperCamelCase_						:					int      				=			"""src/transformers"""

# Matches is_xxx_available()
UpperCamelCase_						:					Optional[Any]      				=			re.compile(r"""is\_([a-z_]*)_available()""")
# Matches from xxx import bla
UpperCamelCase_						:					Dict      				=			re.compile(r"""\s+from\s+\S*\s+import\s+([^\(\s].*)\n""")
UpperCamelCase_						:					List[str]      				=			re.compile(r"""^\s+if\s+not\s+\(?is\_[a-z_]*\_available\(\)""")


UpperCamelCase_						:					Optional[int]      				=			"""
{0} = None
"""

UpperCamelCase_						:					Union[str, Any]      				=			"""
class {0}(metaclass=DummyObject):
    _backends = {1}

    def __init__(self, *args, **kwargs):
        requires_backends(self, {1})
"""


UpperCamelCase_						:					Optional[int]      				=			"""
def {0}(*args, **kwargs):
    requires_backends({0}, {1})
"""



def      __lowercase       (     a			:					str			)       ->       int:






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



def      __lowercase       (     )       ->       int:






      with open(os.path.join(_UpperCAmelCase							,		'''__init__.py'''			)							,		'''r'''							,		encoding='''utf-8'''							,		newline='''\n'''			) as f:
            __snake_case   :     Any	      =f.readlines()

      # Get to the point we do the actual imports for type checking
      __snake_case   :     Dict	      =0
      while not lines[line_index].startswith('''if TYPE_CHECKING'''			):
            line_index += 1

      __snake_case   :     List[str]	      ={}
      # Go through the end of the file
      while line_index < len(_UpperCAmelCase			):
            # If the line is an if is_backend_available, we grab all objects associated.
            __snake_case   :     Optional[int]	      =find_backend(lines[line_index]			)
            if backend is not None:
                  while not lines[line_index].startswith('''    else:'''			):
                        line_index += 1
                  line_index += 1

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

                  __snake_case   :     List[str]	      =objects
            else:
                  line_index += 1

      return backend_specific_objects



def      __lowercase       (     a			:					Tuple							,		a			:					Optional[Any]			)       ->       int:






      if name.isupper():
            return DUMMY_CONSTANT.format(_UpperCAmelCase			)
      elif name.islower():
            return DUMMY_FUNCTION.format(_UpperCAmelCase							,		_UpperCAmelCase			)
      else:
            return DUMMY_CLASS.format(_UpperCAmelCase							,		_UpperCAmelCase			)



def      __lowercase       (     a			:					Optional[Any]=None			)       ->       List[Any]:






      if backend_specific_objects is None:
            __snake_case   :     Union[str, Any]	      =read_init()
      # For special correspondence backend to module name as used in the function requires_modulename
      __snake_case   :     str	      ={}

      for backend, objects in backend_specific_objects.items():
            __snake_case   :     Optional[Any]	      ='''[''' + ''', '''.join(f'''\"{b}\"''' for b in backend.split('''_and_'''			)			) + ''']'''
            __snake_case   :     List[Any]	      ='''# This file is autogenerated by the command `make fix-copies`, do not edit.\n'''
            dummy_file += "from ..utils import DummyObject, requires_backends\n\n"
            dummy_file += "\n".join([create_dummy_object(_UpperCAmelCase							,		_UpperCAmelCase			) for o in objects]			)
            __snake_case   :     Any	      =dummy_file

      return dummy_files



def      __lowercase       (     a			:					List[str]=False			)       ->       List[Any]:
      __snake_case   :     Optional[int]	      =create_dummy_files()
      # For special correspondence backend to shortcut as used in utils/dummy_xxx_objects.py
      __snake_case   :     Optional[Any]	      ={'''torch''': '''pt'''}

      # Locate actual dummy modules and read their content.
      __snake_case   :     Optional[int]	      =os.path.join(_UpperCAmelCase							,		'''utils'''			)
      __snake_case   :     Tuple	      ={
          backend: os.path.join(_UpperCAmelCase							,		f'''dummy_{short_names.get(_UpperCAmelCase							,		_UpperCAmelCase			)}_objects.py'''			)
          for backend in dummy_files.keys()
      }

      __snake_case   :     List[Any]	      ={}
      for backend, file_path in dummy_file_paths.items():
            if os.path.isfile(_UpperCAmelCase			):
                  with open(_UpperCAmelCase							,		'''r'''							,		encoding='''utf-8'''							,		newline='''\n'''			) as f:
                        __snake_case   :     List[Any]	      =f.read()
            else:
                  __snake_case   :     Tuple	      =''''''

      for backend in dummy_files.keys():
            if dummy_files[backend] != actual_dummies[backend]:
                  if overwrite:
                        print(
                            f'''Updating transformers.utils.dummy_{short_names.get(_UpperCAmelCase							,		_UpperCAmelCase			)}_objects.py as the main '''
                            '''__init__ has new objects.'''			)
                        with open(dummy_file_paths[backend]							,		'''w'''							,		encoding='''utf-8'''							,		newline='''\n'''			) as f:
                              f.write(dummy_files[backend]			)
                  else:
                        raise ValueError(
                            '''The main __init__ has objects that are not present in '''
                            f'''transformers.utils.dummy_{short_names.get(_UpperCAmelCase							,		_UpperCAmelCase			)}_objects.py. Run `make fix-copies` '''
                            '''to fix this.'''			)


if __name__ == "__main__":
    UpperCamelCase_						:					Tuple      				=			argparse.ArgumentParser()
    parser.add_argument("""--fix_and_overwrite""", action="""store_true""", help="""Whether to fix inconsistencies.""")
    UpperCamelCase_						:					str      				=			parser.parse_args()

    check_dummies(args.fix_and_overwrite)







import unittest

from transformers import BlenderbotTokenizer, BlenderbotTokenizerFast
from transformers.utils import cached_property


class 	a__       (       unittest.TestCase       ):


					"""simple docstring"""



					@cached_property
					def 				__UpperCAmelCase		(		self     :Optional[Any]    ):
										return BlenderbotTokenizer.from_pretrained('facebook/blenderbot-3B'    )

					@cached_property
					def 				__UpperCAmelCase		(		self     :Any    ):
										return BlenderbotTokenizerFast.from_pretrained('facebook/blenderbot-3B'    )

					def 				__UpperCAmelCase		(		self     :str    ):
										lowercase						   =       self.tokenizer_ab
										lowercase						   =       ' I am a small frog.'
										lowercase						   =       tok([src_text]      ,  padding=lowercase__      ,  truncation=lowercase__    )['input_ids']
										lowercase						   =       tok.batch_decode(lowercase__      ,  skip_special_tokens=lowercase__      ,  clean_up_tokenization_spaces=lowercase__    )[0]
										assert src_text == decoded

					def 				__UpperCAmelCase		(		self     :Union[str, Any]    ):
										lowercase						   =       self.rust_tokenizer_ab
										lowercase						   =       ' I am a small frog.'
										lowercase						   =       tok([src_text]      ,  padding=lowercase__      ,  truncation=lowercase__    )['input_ids']
										lowercase						   =       tok.batch_decode(lowercase__      ,  skip_special_tokens=lowercase__      ,  clean_up_tokenization_spaces=lowercase__    )[0]
										assert src_text == decoded

					def 				__UpperCAmelCase		(		self     :Any    ):
										assert self.tokenizer_ab.add_prefix_space
										assert self.tokenizer_ab([' Sam', 'Sam']    ).input_ids == [[5502, 2], [5502, 2]]



					def 				__UpperCAmelCase		(		self     :Union[str, Any]    ):
										assert self.rust_tokenizer_ab.add_prefix_space
										assert self.rust_tokenizer_ab([' Sam', 'Sam']    ).input_ids == [[5502, 2], [5502, 2]]






