




import logging
import os
import sys
import threading
from logging import (
    CRITICAL,  # NOQA
    DEBUG,  # NOQA
    ERROR,  # NOQA
    FATAL,  # NOQA
    INFO,  # NOQA
    NOTSET,  # NOQA
    WARN,  # NOQA
    WARNING,  # NOQA
)
from typing import Optional

from tqdm import auto as tqdm_lib


SCREAMING_SNAKE_CASE:    List[str]											=   threading.Lock()
SCREAMING_SNAKE_CASE:    Optional[logging.Handler]											=   None

SCREAMING_SNAKE_CASE:    Dict											=   {
    '''debug''': logging.DEBUG,
    '''info''': logging.INFO,
    '''warning''': logging.WARNING,
    '''error''': logging.ERROR,
    '''critical''': logging.CRITICAL,
}

SCREAMING_SNAKE_CASE:    List[Any]											=   logging.WARNING

SCREAMING_SNAKE_CASE:    str											=   True


def 				_a       (				)->  List[str]:
		SCREAMING_SNAKE_CASE_							=       os.getenv('DIFFUSERS_VERBOSITY'						,	lowerCAmelCase   )
		if env_level_str:
				if env_level_str in log_levels:
						return log_levels[env_level_str]
				else:
						logging.getLogger().warning(
						    F'''Unknown option DIFFUSERS_VERBOSITY={env_level_str}, '''
						    F'''has to be one of: { ", ".join(log_levels.keys()   ) }'''   )
		return _default_log_level


def 				_a       (				)->  str:
		return __name__.split('.'   )[0]


def 				_a       (				)->  logging.Logger:
		return logging.getLogger(_get_library_name()   )


def 				_a       (				)->  None:
		global _default_handler

		with _lock:
				if _default_handler:
						# This library has already configured the library root logger.
						return
				SCREAMING_SNAKE_CASE_							=       logging.StreamHandler()  # Set sys.stderr as stream.
				SCREAMING_SNAKE_CASE_							=       sys.stderr.flush

				# Apply our default configuration to the library root logger.
				SCREAMING_SNAKE_CASE_							=       _get_library_root_logger()
				library_root_logger.addHandler(_default_handler   )
				library_root_logger.setLevel(_get_default_logging_level()   )
				SCREAMING_SNAKE_CASE_							=       False


def 				_a       (				)->  None:
		global _default_handler

		with _lock:
				if not _default_handler:
						return

				SCREAMING_SNAKE_CASE_							=       _get_library_root_logger()
				library_root_logger.removeHandler(_default_handler   )
				library_root_logger.setLevel(logging.NOTSET   )
				SCREAMING_SNAKE_CASE_							=       None


def 				_a       (				)->  List[Any]:
		return log_levels


def 				_a       (				lowerCAmelCase = None   )->  logging.Logger:

		if name is None:
				SCREAMING_SNAKE_CASE_							=       _get_library_name()

		_configure_library_root_logger()
		return logging.getLogger(lowerCAmelCase   )


def 				_a       (				)->  int:
		_configure_library_root_logger()
		return _get_library_root_logger().getEffectiveLevel()


def 				_a       (				lowerCAmelCase   )->  None:
		_configure_library_root_logger()
		_get_library_root_logger().setLevel(lowerCAmelCase   )


def 				_a       (				)->  List[Any]:
		return set_verbosity(lowerCAmelCase   )


def 				_a       (				)->  List[Any]:
		return set_verbosity(lowerCAmelCase   )


def 				_a       (				)->  Dict:
		return set_verbosity(lowerCAmelCase   )


def 				_a       (				)->  Dict:
		return set_verbosity(lowerCAmelCase   )


def 				_a       (				)->  None:
		_configure_library_root_logger()

		assert _default_handler is not None
		_get_library_root_logger().removeHandler(_default_handler   )


def 				_a       (				)->  None:
		_configure_library_root_logger()

		assert _default_handler is not None
		_get_library_root_logger().addHandler(_default_handler   )


def 				_a       (				lowerCAmelCase   )->  None:
		_configure_library_root_logger()

		assert handler is not None
		_get_library_root_logger().addHandler(lowerCAmelCase   )


def 				_a       (				lowerCAmelCase   )->  None:
		_configure_library_root_logger()

		assert handler is not None and handler not in _get_library_root_logger().handlers
		_get_library_root_logger().removeHandler(lowerCAmelCase   )


def 				_a       (				)->  None:
		_configure_library_root_logger()
		SCREAMING_SNAKE_CASE_							=       False


def 				_a       (				)->  None:
		_configure_library_root_logger()
		SCREAMING_SNAKE_CASE_							=       True


def 				_a       (				)->  None:
		SCREAMING_SNAKE_CASE_							=       _get_library_root_logger().handlers

		for handler in handlers:
				SCREAMING_SNAKE_CASE_							=       logging.Formatter('[%(levelname)s|%(filename)s:%(lineno)s] %(asctime)s >> %(message)s'   )
				handler.setFormatter(lowerCAmelCase   )


def 				_a       (				)->  None:
		SCREAMING_SNAKE_CASE_							=       _get_library_root_logger().handlers

		for handler in handlers:
				handler.setFormatter(lowerCAmelCase   )


def 				_a       (				self						,	*lowerCAmelCase						,	**lowerCAmelCase   )->  Tuple:
		SCREAMING_SNAKE_CASE_							=       os.getenv('DIFFUSERS_NO_ADVISORY_WARNINGS'						,	lowerCAmelCase   )
		if no_advisory_warnings:
				return
		self.warning(*lowerCAmelCase						,	**lowerCAmelCase   )


SCREAMING_SNAKE_CASE:    int											=   warning_advice



class       lowercase_		:



						def __init__( self  :      Tuple				,       *snake_case__  :      int				,       **snake_case__  :      Optional[int]     ):  # pylint: disable=unused-argument

								"""simple docstring"""

								SCREAMING_SNAKE_CASE_							=       args[0] if args else None



						def __iter__( self  :      Any     ):

								"""simple docstring"""

								return iter(self._iterator     )



						def __getattr__( self  :      str				,       snake_case__  :      Union[str, Any]     ):

								"""simple docstring"""

								def empty_fn(*snake_case__  :      Tuple				,       **snake_case__  :      Optional[Any]     ):  # pylint: disable=unused-argument
										return

								return empty_fn



						def __enter__( self  :      Union[str, Any]     ):

								"""simple docstring"""

								return self






						def __exit__( self  :      int				,       snake_case__  :      int				,       snake_case__  :      str				,       snake_case__  :      Dict     ):

								"""simple docstring"""

								return



class       lowercase_		:



						def __call__( self  :      int				,       *snake_case__  :      List[Any]				,       **snake_case__  :      Union[str, Any]     ):

								"""simple docstring"""

								if _tqdm_active:
										return tqdm_lib.tqdm(*snake_case__				,       **snake_case__     )
								else:
										return EmptyTqdm(*snake_case__				,       **snake_case__     )



						def   __a				( self  :      Tuple				,       *snake_case__  :      Tuple				,       **snake_case__  :      List[Any]     ):

								"""simple docstring"""

								SCREAMING_SNAKE_CASE_							=       None
								if _tqdm_active:
										return tqdm_lib.tqdm.set_lock(*snake_case__				,       **snake_case__     )






						def   __a				( self  :      str     ):

								"""simple docstring"""

								if _tqdm_active:
										return tqdm_lib.tqdm.get_lock()

SCREAMING_SNAKE_CASE:    List[Any]											=   _tqdm_cls()


def 				_a       (				)->  bool:
		global _tqdm_active
		return bool(_tqdm_active   )


def 				_a       (				)->  List[str]:
		global _tqdm_active
		SCREAMING_SNAKE_CASE_							=       True




def 				_a       (				)->  Dict:
		global _tqdm_active
		SCREAMING_SNAKE_CASE_							=       False





from __future__ import annotations

import sys


def 				_a       (				lowerCAmelCase   )->  int:
		if n < 0:
				raise ValueError('Negative arguments are not supported'   )
		return _fib(lowerCAmelCase   )[0]


def 				_a       (				lowerCAmelCase   )->  tuple[int, int]:
		if n == 0:  # (F(0), F(1))
				return (0, 1)

		# F(2n) = F(n)[2F(n+1) − F(n)]
		# F(2n+1) = F(n+1)^2+F(n)^2
		SCREAMING_SNAKE_CASE_			,							SCREAMING_SNAKE_CASE_							=       _fib(n // 2   )
		SCREAMING_SNAKE_CASE_							=       a * (b * 2 - a)
		SCREAMING_SNAKE_CASE_							=       a * a + b * b
		return (d, c + d) if n % 2 else (c, d)


if __name__ == "__main__":
						SCREAMING_SNAKE_CASE:    Optional[int]											=   int(sys.argv[1])
						print(f"""fibonacci({n}) is {fibonacci(n)}""")