


'''simple docstring'''



import logging
import os
import threading
import time


try:
	import warnings
except ImportError:
	__lowercase     :						Optional[Any]	=     None

try:
	import msvcrt
except ImportError:
	__lowercase     :						int	=     None

try:
	import fcntl
except ImportError:
	__lowercase     :						Optional[int]	=     None


# Backward compatibility
# ------------------------------------------------
try:
	TimeoutError
except NameError:
	__lowercase     :						int	=     OSError


# Data
# ------------------------------------------------
__lowercase     :						Any	=     [
    'Timeout',
    'BaseFileLock',
    'WindowsFileLock',
    'UnixFileLock',
    'SoftFileLock',
    'FileLock',
]

__lowercase     :						Optional[Any]	=     '3.0.12'


__lowercase     :						Any	=     None






def   lowerCamelCase							():
					global _logger
					__a      :	List[Any]    =  _logger or logging.getLogger(__name__       )
					return _logger





class 							__UpperCamelCase    (		lowerCAmelCase_ ):




	def __init__(       self						,    __a							):

						'''simple docstring'''





						__a      :	Tuple    =  lock_file
						return None





	def __str__(       self							):

						'''simple docstring'''





						__a      :	int    =  f"""The file lock '{self.lock_file}' could not be acquired."""
						return temp





class 							__UpperCamelCase    :




	def __init__(       self						,    __a							):

						'''simple docstring'''





						__a      :	Dict    =  lock
						return None




	def __enter__(       self							):

						'''simple docstring'''





						return self.lock





	def __exit__(       self						,    __a						,    __a						,    __a							):

						'''simple docstring'''





						self.lock.release()
						return None





class 							__UpperCamelCase    :




	def __init__(       self						,    __a						,    __a=-1						,    __a=None							):

						'''simple docstring'''





						__a      :	int    =  max_filename_length if max_filename_length is not None else 255
						# Hash the filename if it's too long
						__a      :	str    =  self.hash_filename_if_too_long(__a						,    __a							)
						# The path to the lock file.
						__a      :	Dict    =  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.
						__a      :	List[str]    =  None

						# The default timeout value.
						__a      :	Union[str, Any]    =  timeout

						# We use this lock primarily for the lock counter.
						__a      :	int    =  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.
						__a      :	Union[str, Any]    =  0
						return None




	@property
	def 				__UpperCAmelCase							(       self							):

						'''simple docstring'''





						return self._lock_file




	@property
	def 				__UpperCAmelCase							(       self							):

						'''simple docstring'''





						return self._timeout




	@timeout.setter
	def 				__UpperCAmelCase							(       self						,    __a							):

						'''simple docstring'''





						__a      :	int    =  float(__a							)
						return None




	def 				__UpperCAmelCase							(       self							):

						'''simple docstring'''





						raise NotImplementedError()




	def 				__UpperCAmelCase							(       self							):

						'''simple docstring'''





						raise NotImplementedError()




	@property
	def 				__UpperCAmelCase							(       self							):

						'''simple docstring'''





						return self._lock_file_fd is not None




	def 				__UpperCAmelCase							(       self						,    __a=None						,    __a=0.05							):

						'''simple docstring'''





						if timeout is None:
											__a      :	Dict    =  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

						__a      :	List[str]    =  id(self							)
						__a      :	Optional[Any]    =  self._lock_file
						__a      :	List[str]    =  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:
																__a      :	Union[str, Any]    =  max(0						,    self._lock_counter - 1							)

											raise
						return _Acquire_ReturnProxy(lock=self							)




	def 				__UpperCAmelCase							(       self						,    __a=False							):

						'''simple docstring'''





						with self._thread_lock:
											if self.is_locked:
																self._lock_counter -= 1

																if self._lock_counter == 0 or force:
																					__a      :	List[str]    =  id(self							)
																					__a      :	Tuple    =  self._lock_file

																					logger().debug(f"""Attempting to release lock {lock_id} on {lock_filename}"""							)
																					self._release()
																					__a      :	Any    =  0
																					logger().debug(f"""Lock {lock_id} released on {lock_filename}"""							)

						return None




	def __enter__(       self							):

						'''simple docstring'''





						self.acquire()
						return self




	def __exit__(       self						,    __a						,    __a						,    __a							):

						'''simple docstring'''





						self.release()
						return None




	def __del__(       self							):

						'''simple docstring'''





						self.release(force=__a							)
						return None





	def 				__UpperCAmelCase							(       self						,    __a						,    __a							):

						'''simple docstring'''





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





class 							__UpperCamelCase    (		lowerCAmelCase_ ):




	def __init__(       self						,    __a						,    __a=-1						,    __a=None							):

						'''simple docstring'''





						from .file_utils import relative_to_absolute_path

						super().__init__(__a						,    timeout=__a						,    max_filename_length=__a							)
						__a      :	List[Any]    =  '\\\\?\\' + relative_to_absolute_path(self.lock_file							)




	def 				__UpperCAmelCase							(       self							):

						'''simple docstring'''





						__a      :	List[Any]    =  os.O_RDWR | os.O_CREAT | os.O_TRUNC

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





	def 				__UpperCAmelCase							(       self							):

						'''simple docstring'''





						__a      :	Optional[Any]    =  self._lock_file_fd
						__a      :	List[str]    =  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    (		lowerCAmelCase_ ):




	def __init__(       self						,    __a						,    __a=-1						,    __a=None							):

						'''simple docstring'''





						__a      :	Optional[int]    =  os.statvfs(os.path.dirname(__a							)							).f_namemax
						super().__init__(__a						,    timeout=__a						,    max_filename_length=__a							)




	def 				__UpperCAmelCase							(       self							):

						'''simple docstring'''





						__a      :	Optional[int]    =  os.O_RDWR | os.O_CREAT | os.O_TRUNC
						__a      :	Union[str, Any]    =  os.open(self._lock_file						,    __a							)

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





	def 				__UpperCAmelCase							(       self							):

						'''simple docstring'''





						__a      :	List[Any]    =  self._lock_file_fd
						__a      :	Union[str, Any]    =  None
						fcntl.flock(__a						,    fcntl.LOCK_UN							)
						os.close(__a							)
						return None





class 							__UpperCamelCase    (		lowerCAmelCase_ ):




	def 				__UpperCAmelCase							(       self							):

						'''simple docstring'''





						__a      :	Optional[int]    =  os.O_WRONLY | os.O_CREAT | os.O_EXCL | os.O_TRUNC
						try:
											__a      :	List[str]    =  os.open(self._lock_file						,    __a							)
						except OSError:
											pass
						else:
											__a      :	Union[str, Any]    =  fd
						return None





	def 				__UpperCAmelCase							(       self							):

						'''simple docstring'''





						os.close(self._lock_file_fd							)
						__a      :	Tuple    =  None

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



__lowercase     :						int	=     None

if msvcrt:
	__lowercase     :						Optional[int]	=     WindowsFileLock
elif fcntl:
	__lowercase     :						Dict	=     UnixFileLock
else:
	__lowercase     :						str	=     SoftFileLock

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







'''simple docstring'''



def   lowerCamelCase							(_SCREAMING_SNAKE_CASE				:       int						,				_SCREAMING_SNAKE_CASE				:       int       ):
					if not isinstance(_SCREAMING_SNAKE_CASE						,				_SCREAMING_SNAKE_CASE       ):
										raise ValueError('iterations must be defined as integers'       )
					if not isinstance(_SCREAMING_SNAKE_CASE						,				_SCREAMING_SNAKE_CASE       ) or not number >= 1:
										raise ValueError(
										    'starting number must be\n                         and integer and be more than 0'       )
					if not iterations >= 1:
										raise ValueError('Iterations must be done more than 0 times to play FizzBuzz'       )

					__a      :	Dict    =  ''
					while number <= iterations:
										if number % 3 == 0:
															out += "Fizz"
										if number % 5 == 0:
															out += "Buzz"
										if 0 not in (number % 3, number % 5):
															out += str(_SCREAMING_SNAKE_CASE       )

										# print(out)
										number += 1
										out += " "
					return out


if __name__ == "__main__":
	import doctest

	doctest.testmod()



