





'''simple docstring'''




import logging
import os
import threading
import time


try:
    import warnings
except ImportError:
    _A:					str							=				None

try:
    import msvcrt
except ImportError:
    _A:					List[str]							=				None

try:
    import fcntl
except ImportError:
    _A:					Union[str, Any]							=				None


# Backward compatibility
# ------------------------------------------------
try:
    TimeoutError
except NameError:
    _A:					Optional[Any]							=				OSError


# Data
# ------------------------------------------------
_A:					List[str]							=				[
    """Timeout""",
    """BaseFileLock""",
    """WindowsFileLock""",
    """UnixFileLock""",
    """SoftFileLock""",
    """FileLock""",
]

_A:					int							=				"""3.0.12"""


_A:					List[str]							=				None







def _lowerCAmelCase     (      )->     Tuple:
 global _logger
 __UpperCAmelCase					=   _logger or logging.getLogger(__name__    )
 return _logger






class UpperCAmelCase							(		UpperCAmelCase_							):



    def __init__(  self     ,			__A					):
     __UpperCAmelCase					=   lock_file
     return None




    def __str__(  self					):
     __UpperCAmelCase					=   f'The file lock \'{self.lock_file}\' could not be acquired.'
     return temp






class UpperCAmelCase							:



    def __init__(  self     ,			__A					):
     __UpperCAmelCase					=   lock
     return None



    def __enter__(  self					):
     return self.lock




    def __exit__(  self     ,			__A     ,			__A     ,			__A					):
     self.lock.release()
     return None






class UpperCAmelCase							:



    def __init__(  self     ,			__A     ,			__A=-1     ,			__A=None					):
     __UpperCAmelCase					=   max_filename_length if max_filename_length is not None else 255
     # Hash the filename if it's too long
     __UpperCAmelCase					=   self.hash_filename_if_too_long(__A     ,			__A					)
     # The path to the lock file.
     __UpperCAmelCase					=   lock_file

     # The file descriptor for the *_lock_file* as it is returned by the
     # os.open() function.
     # This file lock is only NOT None, if the object currently holds the
     # lock.
     __UpperCAmelCase					=   None

     # The default timeout value.
     __UpperCAmelCase					=   timeout

     # We use this lock primarily for the lock counter.
     __UpperCAmelCase					=   threading.Lock()

     # The lock counter is used for implementing the nested locking
     # mechanism. Whenever the lock is acquired, the counter is increased and
     # the lock is only released, when this value is 0 again.
     __UpperCAmelCase					=   0
     return None



    @property
    def 					__lowerCamelCase						(  self					):
     return self._lock_file



    @property
    def 					__lowerCamelCase						(  self					):
     return self._timeout



    @timeout.setter
    def 					__lowerCamelCase						(  self     ,			__A					):
     __UpperCAmelCase					=   float(__A					)
     return None



    def 					__lowerCamelCase						(  self					):
     raise NotImplementedError()



    def 					__lowerCamelCase						(  self					):
     raise NotImplementedError()



    @property
    def 					__lowerCamelCase						(  self					):
     return self._lock_file_fd is not None



    def 					__lowerCamelCase						(  self     ,			__A=None     ,			__A=0.0_5					):
     # Use the default timeout, if no timeout is provided.
     if timeout is None:
      __UpperCAmelCase					=   self.timeout

     # Increment the number right at the beginning.
     # We can still undo it, if something fails.
     with self._thread_lock:
      self._lock_counter += 1

     __UpperCAmelCase					=   id(self					)
     __UpperCAmelCase					=   self._lock_file
     __UpperCAmelCase					=   time.time()
     try:
      while True:
       with self._thread_lock:
        if not self.is_locked:
         logger().debug(f'Attempting to acquire lock {lock_id} on {lock_filename}'					)
         self._acquire()

       if self.is_locked:
        logger().debug(f'Lock {lock_id} acquired on {lock_filename}'					)
        break
       elif timeout >= 0 and time.time() - start_time > timeout:
        logger().debug(f'Timeout on acquiring lock {lock_id} on {lock_filename}'					)
        raise Timeout(self._lock_file					)
       else:
        logger().debug(
            f'Lock {lock_id} not acquired on {lock_filename}, waiting {poll_intervall} seconds ...'					)
        time.sleep(__A					)
     except:  # noqa
      # Something did go wrong, so decrement the counter.
      with self._thread_lock:
       __UpperCAmelCase					=   max(0     ,			self._lock_counter - 1					)

      raise
     return _Acquire_ReturnProxy(lock=self					)



    def 					__lowerCamelCase						(  self     ,			__A=False					):
     with self._thread_lock:
      if self.is_locked:
       self._lock_counter -= 1

       if self._lock_counter == 0 or force:
        __UpperCAmelCase					=   id(self					)
        __UpperCAmelCase					=   self._lock_file

        logger().debug(f'Attempting to release lock {lock_id} on {lock_filename}'					)
        self._release()
        __UpperCAmelCase					=   0
        logger().debug(f'Lock {lock_id} released on {lock_filename}'					)

     return None



    def __enter__(  self					):
     self.acquire()
     return self



    def __exit__(  self     ,			__A     ,			__A     ,			__A					):
     self.release()
     return None



    def __del__(  self					):
     self.release(force=__A					)
     return None




    def 					__lowerCamelCase						(  self     ,			__A     ,			__A					):
     __UpperCAmelCase					=   os.path.basename(__A					)
     if len(__A					) > max_length and max_length > 0:
      __UpperCAmelCase					=   os.path.dirname(__A					)
      __UpperCAmelCase					=   str(hash(__A					)					)
      __UpperCAmelCase					=   filename[: max_length - len(__A					) - 8] + '...' + hashed_filename + '.lock'
      return os.path.join(__A     ,			__A					)
     else:
      return path






class UpperCAmelCase							(		UpperCAmelCase_							):



    def __init__(  self     ,			__A     ,			__A=-1     ,			__A=None					):
     from .file_utils import relative_to_absolute_path

     super().__init__(__A     ,			timeout=__A     ,			max_filename_length=__A					)
     __UpperCAmelCase					=   '\\\\?\\' + relative_to_absolute_path(self.lock_file					)



    def 					__lowerCamelCase						(  self					):
     __UpperCAmelCase					=   os.O_RDWR | os.O_CREAT | os.O_TRUNC

     try:
      __UpperCAmelCase					=   os.open(self._lock_file     ,			__A					)
     except OSError:
      pass
     else:
      try:
       msvcrt.locking(__A     ,			msvcrt.LK_NBLCK     ,			1					)
      except OSError:
       os.close(__A					)
      else:
       __UpperCAmelCase					=   fd
     return None




    def 					__lowerCamelCase						(  self					):
     __UpperCAmelCase					=   self._lock_file_fd
     __UpperCAmelCase					=   None
     msvcrt.locking(__A     ,			msvcrt.LK_UNLCK     ,			1					)
     os.close(__A					)

     try:
      os.remove(self._lock_file					)
     # Probably another instance of the application
     # that acquired the file lock.
     except OSError:
      pass
     return None






class UpperCAmelCase							(		UpperCAmelCase_							):



    def __init__(  self     ,			__A     ,			__A=-1     ,			__A=None					):
     __UpperCAmelCase					=   os.statvfs(os.path.dirname(__A					)					).f_namemax
     super().__init__(__A     ,			timeout=__A     ,			max_filename_length=__A					)



    def 					__lowerCamelCase						(  self					):
     __UpperCAmelCase					=   os.O_RDWR | os.O_CREAT | os.O_TRUNC
     __UpperCAmelCase					=   os.open(self._lock_file     ,			__A					)

     try:
      fcntl.flock(__A     ,			fcntl.LOCK_EX | fcntl.LOCK_NB					)
     except OSError:
      os.close(__A					)
     else:
      __UpperCAmelCase					=   fd
     return None




    def 					__lowerCamelCase						(  self					):
     # Do not remove the lockfile:
     #
     #   https://github.com/benediktschmitt/py-filelock/issues/31
     #   https://stackoverflow.com/questions/17708885/flock-removing-locked-file-without-race-condition
     __UpperCAmelCase					=   self._lock_file_fd
     __UpperCAmelCase					=   None
     fcntl.flock(__A     ,			fcntl.LOCK_UN					)
     os.close(__A					)
     return None






class UpperCAmelCase							(		UpperCAmelCase_							):



    def 					__lowerCamelCase						(  self					):
     __UpperCAmelCase					=   os.O_WRONLY | os.O_CREAT | os.O_EXCL | os.O_TRUNC
     try:
      __UpperCAmelCase					=   os.open(self._lock_file     ,			__A					)
     except OSError:
      pass
     else:
      __UpperCAmelCase					=   fd
     return None




    def 					__lowerCamelCase						(  self					):
     os.close(self._lock_file_fd					)
     __UpperCAmelCase					=   None

     try:
      os.remove(self._lock_file					)
     # The file is already deleted and that's what we want.
     except OSError:
      pass
     return None



_A:					Dict							=				None

if msvcrt:
    _A:					Any							=				WindowsFileLock
elif fcntl:
    _A:					Optional[int]							=				UnixFileLock
else:
    _A:					List[Any]							=				SoftFileLock

    if warnings is not None:
        warnings.warn("""only soft file lock is available""")












'''simple docstring'''




from string import ascii_uppercase

_A:					Union[str, Any]							=				{char: i for i, char in enumerate(ascii_uppercase)}
_A:					str							=				dict(enumerate(ascii_uppercase))







def _lowerCAmelCase     (      _lowerCAmelCase       ,    _lowerCAmelCase    )->     str:
 __UpperCAmelCase					=   len(_lowerCAmelCase    )
 __UpperCAmelCase					=   0
 while True:
  if x == i:
   __UpperCAmelCase					=   0
  if len(_lowerCAmelCase    ) == len(_lowerCAmelCase    ):
   break
  key += key[i]
  i += 1
 return key







def _lowerCAmelCase     (      _lowerCAmelCase       ,    _lowerCAmelCase    )->     str:
 __UpperCAmelCase					=   ''
 __UpperCAmelCase					=   0
 for letter in message:
  if letter == " ":
   cipher_text += " "
  else:
   __UpperCAmelCase					=   (dicta[letter] - dicta[key_new[i]]) % 26
   i += 1
   cipher_text += dicta[x]
 return cipher_text







def _lowerCAmelCase     (      _lowerCAmelCase       ,    _lowerCAmelCase    )->     str:
 __UpperCAmelCase					=   ''
 __UpperCAmelCase					=   0
 for letter in cipher_text:
  if letter == " ":
   or_txt += " "
  else:
   __UpperCAmelCase					=   (dicta[letter] + dicta[key_new[i]] + 26) % 26
   i += 1
   or_txt += dicta[x]
 return or_txt







def _lowerCAmelCase     (      )->     None:
 __UpperCAmelCase					=   'THE GERMAN ATTACK'
 __UpperCAmelCase					=   'SECRET'
 __UpperCAmelCase					=   generate_key(_lowerCAmelCase       ,    _lowerCAmelCase    )
 __UpperCAmelCase					=   cipher_text(_lowerCAmelCase       ,    _lowerCAmelCase    )
 print(F'Encrypted Text = {s}'    )
 print(F'Original Text = {original_text(_lowerCAmelCase       ,    _lowerCAmelCase    )}'    )


if __name__ == "__main__":
    import doctest

    doctest.testmod()
    main()





