
"""simple docstring"""





import importlib.metadata
import sys

from transformers.testing_utils import TestCasePlus
from transformers.utils.versions import require_version, require_version_core


_a									=				importlib.metadata.version('numpy')
_a									=				'.'.join([str(x) for x in sys.version_info[:3]])


class A_      (lowercase__ ):




  '''simple docstring'''







  def 			UpperCamelCase__   (						self    ):

     """simple docstring"""
     # lt + different version strings
     require_version_core("numpy<1000.4.5"    )
     require_version_core("numpy<1000.4"    )
     require_version_core("numpy<1000"    )

     # le
     require_version_core("numpy<=1000.4.5"    )
     require_version_core(F"""numpy<={numpy_ver}"""    )

     # eq
     require_version_core(F"""numpy=={numpy_ver}"""    )

     # ne
     require_version_core("numpy!=1000.4.5"    )

     # ge
     require_version_core("numpy>=1.0"    )
     require_version_core("numpy>=1.0.0"    )
     require_version_core(F"""numpy>={numpy_ver}"""    )

     # gt
     require_version_core("numpy>1.0.0"    )

     # mix
     require_version_core("numpy>1.0.0,<1000"    )

     # requirement w/o version
     require_version_core("numpy"    )

     # unmet requirements due to version conflict
     for req in ["numpy==1.0.0", "numpy>=1000.0.0", F"""numpy<{numpy_ver}"""]:
        try:
           require_version_core(lowercase_    )
        except ImportError as e:
           self.assertIn(F"""{req} is required"""							,  str(lowercase_    )    )
           self.assertIn("but found"							,  str(lowercase_    )    )

        # unmet requirements due to missing module
     for req in ["numpipypie>1", "numpipypie2"]:
        try:
           require_version_core(lowercase_    )
        except importlib.metadata.PackageNotFoundError as e:
           self.assertIn(F"""The '{req}' distribution was not found and is required by this application"""							,  str(lowercase_    )    )
           self.assertIn("Try: pip install transformers -U"							,  str(lowercase_    )    )

        # bogus requirements formats:
        # 1. whole thing
     for req in ["numpy??1.0.0", "numpy1.0.0"]:
        try:
           require_version_core(lowercase_    )
        except ValueError as e:
           self.assertIn("requirement needs to be in the pip package format"							,  str(lowercase_    )    )
        # 2. only operators
     for req in ["numpy=1.0.0", "numpy == 1.00", "numpy<>1.0.0", "numpy><1.00", "numpy>>1.0.0"]:
        try:
           require_version_core(lowercase_    )
        except ValueError as e:
           self.assertIn("need one of "							,  str(lowercase_    )    )







  def 			UpperCamelCase__   (						self    ):

     """simple docstring"""
     # matching requirement
     require_version("python>=3.6.0"    )

     # not matching requirements
     for req in ["python>9.9.9", "python<3.0.0"]:
        try:
           require_version_core(lowercase_    )
        except ImportError as e:
           self.assertIn(F"""{req} is required"""							,  str(lowercase_    )    )
           self.assertIn(F"""but found python=={python_ver}"""							,  str(lowercase_    )    )



"""simple docstring"""


from typing import Literal

__UpperCamelCase       :    int         =		"ABCDEFGHIJKLMNOPQRSTUVWXYZ"


def   __UpperCAmelCase     (	_snake_case		:       str,				_snake_case		:       str,				_snake_case		:       Literal["encrypt", "decrypt"]       ):
   _lowercase							     =       LETTERS if mode == "decrypt" else key
   _lowercase							     =       key if mode == "decrypt" else LETTERS
   _lowercase							     =       ""
   # loop through each symbol in the message
   for symbol in message:
      if symbol.upper() in chars_a:
         # encrypt/decrypt the symbol
         _lowercase							     =       chars_a.find(symbol.upper()       )
         if symbol.isupper():
            translated += chars_b[sym_index].upper()
         else:
            translated += chars_b[sym_index].lower()
      else:
         # symbol is not in LETTERS, just add it
         translated += symbol
   return translated


def   __UpperCAmelCase     (	_snake_case		:       str,				_snake_case		:       str       ):
   return translate_message(_snake_case,				_snake_case,				"encrypt"       )


def   __UpperCAmelCase     (	_snake_case		:       str,				_snake_case		:       str       ):
   return translate_message(_snake_case,				_snake_case,				"decrypt"       )


def   __UpperCAmelCase     (	):
   _lowercase							     =       "Hello World"
   _lowercase							     =       "QWERTYUIOPASDFGHJKLZXCVBNM"
   _lowercase							     =       "decrypt"  # set to 'encrypt' or 'decrypt'

   if mode == "encrypt":
      _lowercase							     =       encrypt_message(_snake_case,				_snake_case       )
   elif mode == "decrypt":
      _lowercase							     =       decrypt_message(_snake_case,				_snake_case       )
   print(f"""Using the key {key}, the {mode}ed message is: {translated}"""       )


if __name__ == "__main__":
  import doctest

  doctest.testmod()
  main()