






"""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
A_     :					Dict							=     "src/transformers"

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


A_     :					Optional[int]							=     "\n{0} = None\n"

A_     :					List[Any]							=     "\nclass {0}(metaclass=DummyObject):\n    _backends = {1}\n\n    def __init__(self, *args, **kwargs):\n        requires_backends(self, {1})\n"


A_     :					Optional[Any]							=     "\ndef {0}(*args, **kwargs):\n    requires_backends({0}, {1})\n"






def 			lowerCamelCase_    (		_lowerCamelCase							):
 if _re_test_backend.search(_lowerCamelCase							) is None:
  return None
 lowerCamelCase__	:     Optional[int]								=		[b[0] for b in _re_backend.findall(_lowerCamelCase							)]
 backends.sort()
 return "_and_".join(_lowerCamelCase							)






def 			lowerCamelCase_    (		):
 with open(os.path.join(_lowerCamelCase     ,  '__init__.py'							)     ,  'r'     ,  encoding='utf-8'     ,  newline='\n'							) as f:
  lowerCamelCase__	:     int								=		f.readlines()

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

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

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

   lowerCamelCase__	:     Union[str, Any]								=		objects
  else:
   line_index += 1

 return backend_specific_objects






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






def 			lowerCamelCase_    (		_lowerCamelCase=None							):
 if backend_specific_objects is None:
  lowerCamelCase__	:     Optional[Any]								=		read_init()
 # For special correspondence backend to module name as used in the function requires_modulename
 lowerCamelCase__	:     Optional[Any]								=		{}

 for backend, objects in backend_specific_objects.items():
  lowerCamelCase__	:     Optional[Any]								=		'[' + ', '.join(f'''"{b}"''' for b in backend.split('_and_'							)							) + ']'
  lowerCamelCase__	:     Tuple								=		'# 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(_lowerCamelCase     ,  _lowerCamelCase							) for o in objects]							)
  lowerCamelCase__	:     List[str]								=		dummy_file

 return dummy_files






def 			lowerCamelCase_    (		_lowerCamelCase=False							):
 lowerCamelCase__	:     List[Any]								=		create_dummy_files()
 # For special correspondence backend to shortcut as used in utils/dummy_xxx_objects.py
 lowerCamelCase__	:     Any								=		{'torch': 'pt'}

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

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

 for backend in dummy_files.keys():
  if dummy_files[backend] != actual_dummies[backend]:
   if overwrite:
    print(
        f'''Updating transformers.utils.dummy_{short_names.get(_lowerCamelCase     ,  _lowerCamelCase							)}_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(_lowerCamelCase     ,  _lowerCamelCase							)}_objects.py. Run `make fix-copies` '''
        'to fix this.'							)


if __name__ == "__main__":
      A_     :					List[str]							=     argparse.ArgumentParser()
      parser.add_argument("--fix_and_overwrite", action="store_true", help="Whether to fix inconsistencies.")
      A_     :					Union[str, Any]							=     parser.parse_args()

      check_dummies(args.fix_and_overwrite)









"""simple docstring"""
import unittest

from cer import CER


A_     :					Union[str, Any]							=     CER()



class 						a_ (      unittest.TestCase					):







      '''simple docstring'''

      def      a__				(self   ):

       '''simple docstring'''



       lowerCamelCase__	:     Optional[Any]								=		['White House']
       lowerCamelCase__	:     List[str]								=		['white house']
       # S = 2, D = 0, I = 0, N = 11, CER = 2 / 11
       lowerCamelCase__	:     Dict								=		cer.compute(predictions=lowerCamelCase_,	references=lowerCamelCase_   )
       self.assertTrue(abs(char_error_rate - 0.1_818_181_818   ) < 1e-6   )




      def      a__				(self   ):

       '''simple docstring'''



       lowerCamelCase__	:     Union[str, Any]								=		['were wolf']
       lowerCamelCase__	:     Union[str, Any]								=		['werewolf']
       # S = 0, D = 0, I = 1, N = 9, CER = 1 / 9
       lowerCamelCase__	:     Dict								=		cer.compute(predictions=lowerCamelCase_,	references=lowerCamelCase_   )
       self.assertTrue(abs(char_error_rate - 0.1_111_111   ) < 1e-6   )

       lowerCamelCase__	:     List[Any]								=		['werewolf']
       lowerCamelCase__	:     Optional[Any]								=		['weae     wolf']
       # S = 1, D = 1, I = 0, N = 8, CER = 0.25
       lowerCamelCase__	:     List[str]								=		cer.compute(predictions=lowerCamelCase_,	references=lowerCamelCase_   )
       self.assertTrue(abs(char_error_rate - 0.25   ) < 1e-6   )

       # consecutive whitespaces case 1
       lowerCamelCase__	:     Optional[Any]								=		['were wolf']
       lowerCamelCase__	:     Tuple								=		['were               wolf']
       # S = 0, D = 0, I = 0, N = 9, CER = 0
       lowerCamelCase__	:     Tuple								=		cer.compute(predictions=lowerCamelCase_,	references=lowerCamelCase_   )
       self.assertTrue(abs(char_error_rate - 0.0   ) < 1e-6   )

       # consecutive whitespaces case 2
       lowerCamelCase__	:     Any								=		['were   wolf']
       lowerCamelCase__	:     int								=		['were               wolf']
       # S = 0, D = 0, I = 0, N = 9, CER = 0
       lowerCamelCase__	:     Optional[int]								=		cer.compute(predictions=lowerCamelCase_,	references=lowerCamelCase_   )
       self.assertTrue(abs(char_error_rate - 0.0   ) < 1e-6   )




      def      a__				(self   ):

       '''simple docstring'''



       lowerCamelCase__	:     Optional[Any]								=		['werewolf']
       lowerCamelCase__	:     Optional[int]								=		['weaewolf']
       # S = 1, D = 0, I = 0, N = 8, CER = 0.125
       lowerCamelCase__	:     Union[str, Any]								=		cer.compute(predictions=lowerCamelCase_,	references=lowerCamelCase_   )
       self.assertTrue(abs(char_error_rate - 0.125   ) < 1e-6   )




      def      a__				(self   ):

       '''simple docstring'''



       lowerCamelCase__	:     int								=		['werewolf']
       lowerCamelCase__	:     Union[str, Any]								=		['wereawolf']
       # S = 0, D = 1, I = 0, N = 8, CER = 0.125
       lowerCamelCase__	:     Any								=		cer.compute(predictions=lowerCamelCase_,	references=lowerCamelCase_   )
       self.assertTrue(abs(char_error_rate - 0.125   ) < 1e-6   )




      def      a__				(self   ):

       '''simple docstring'''



       lowerCamelCase__	:     List[Any]								=		['werewolf']
       lowerCamelCase__	:     Dict								=		['wereolf']
       # S = 0, D = 0, I = 1, N = 8, CER = 0.125
       lowerCamelCase__	:     int								=		cer.compute(predictions=lowerCamelCase_,	references=lowerCamelCase_   )
       self.assertTrue(abs(char_error_rate - 0.125   ) < 1e-6   )




      def      a__				(self   ):

       '''simple docstring'''



       lowerCamelCase__	:     Optional[int]								=		['werewolf']
       lowerCamelCase__	:     Tuple								=		cer.compute(predictions=lowerCamelCase_,	references=lowerCamelCase_   )
       self.assertEqual(lowerCamelCase_,	0.0   )




      def      a__				(self   ):

       '''simple docstring'''



       lowerCamelCase__	:     List[str]								=		['werewolf', 'I am your father']
       lowerCamelCase__	:     List[Any]								=		cer.compute(predictions=lowerCamelCase_,	references=lowerCamelCase_   )
       self.assertEqual(lowerCamelCase_,	0.0   )

       lowerCamelCase__	:     Dict								=		['werewolf', 'I am your father', 'doge']
       lowerCamelCase__	:     int								=		['werxwolf', 'I       am your father', 'doge']
       # S = 1, D = 0, I = 0, N = 28, CER = 1 / 28
       lowerCamelCase__	:     Optional[int]								=		cer.compute(predictions=lowerCamelCase_,	references=lowerCamelCase_   )
       self.assertTrue(abs(char_error_rate - 0.03_571_428   ) < 1e-6   )




      def      a__				(self   ):

       '''simple docstring'''



       lowerCamelCase__	:     Union[str, Any]								=		['My hovercraft', 'is full of eels']
       lowerCamelCase__	:     List[Any]								=		['My hovercraft is full', ' of eels']
       # S = 0, D = 0, I = 2, N = 28, CER = 2 / 28
       # whitespace at the front of " of eels" will be strip during preporcessing
       # so need to insert 2 whitespaces
       lowerCamelCase__	:     Dict								=		cer.compute(predictions=lowerCamelCase_,	references=lowerCamelCase_,	concatenate_texts=lowerCamelCase_   )
       self.assertTrue(abs(char_error_rate - 0.071_428   ) < 1e-6   )




      def      a__				(self   ):

       '''simple docstring'''



       lowerCamelCase__	:     Optional[Any]								=		['我能吞下玻璃而不伤身体']
       lowerCamelCase__	:     Any								=		[' 能吞虾玻璃而 不霜身体啦']
       # S = 3, D = 2, I = 0, N = 11, CER = 5 / 11
       lowerCamelCase__	:     List[str]								=		cer.compute(predictions=lowerCamelCase_,	references=lowerCamelCase_   )
       self.assertTrue(abs(char_error_rate - 0.4_545_454_545   ) < 1e-6   )

       lowerCamelCase__	:     Optional[Any]								=		['我能吞下玻璃', '而不伤身体']
       lowerCamelCase__	:     Optional[Any]								=		['我    能 吞 下 玻 璃', '而不伤身体']
       # S = 0, D = 5, I = 0, N = 11, CER = 5 / 11
       lowerCamelCase__	:     Dict								=		cer.compute(predictions=lowerCamelCase_,	references=lowerCamelCase_   )
       self.assertTrue(abs(char_error_rate - 0.454_545_454_545   ) < 1e-6   )

       lowerCamelCase__	:     Optional[int]								=		['我能吞下玻璃而不伤身体']
       lowerCamelCase__	:     Union[str, Any]								=		cer.compute(predictions=lowerCamelCase_,	references=lowerCamelCase_   )
       self.assertFalse(lowerCamelCase_,	0.0   )





      def      a__				(self   ):

       '''simple docstring'''



       lowerCamelCase__	:     Optional[int]								=		['']
       lowerCamelCase__	:     Optional[int]								=		['Hypothesis']
       with self.assertRaises(lowerCamelCase_   ):
        cer.compute(predictions=lowerCamelCase_,	references=lowerCamelCase_   )


if __name__ == "__main__":
      unittest.main()

