






"""simple docstring"""




from .integrations import (
    is_optuna_available,
    is_ray_available,
    is_sigopt_available,
    is_wandb_available,
    run_hp_search_optuna,
    run_hp_search_ray,
    run_hp_search_sigopt,
    run_hp_search_wandb,
)
from .trainer_utils import (
    HPSearchBackend,
    default_hp_space_optuna,
    default_hp_space_ray,
    default_hp_space_sigopt,
    default_hp_space_wandb,
)
from .utils import logging


_snake_case          =   logging.get_logger(__name__)






class        UpperCamelCase			:
 UpperCamelCase					:       str
 UpperCamelCase					:       str			=					None


 @staticmethod
 def _lowercase	(     )					->       Dict:
   raise NotImplementedError


 def _lowercase	(     self		:						Any							,						UpperCAmelCase__		:						Any							,						UpperCAmelCase__		:						int							,						UpperCAmelCase__		:						str							,						**UpperCAmelCase__		:						Optional[Any]							)					->       Union[str, Any]:
   raise NotImplementedError


 def _lowercase	(     self		:						Dict							,						UpperCAmelCase__		:						List[Any]							)					->       Dict:
   raise NotImplementedError


 def _lowercase	(     self		:						Optional[Any]							)					->       List[str]:
   if not self.is_available():
     raise RuntimeError(
         f"""You picked the {self.name} backend, but it is not installed. Run {self.pip_install()}."""							)







 @classmethod
 def _lowercase	(     cls		:						Union[str, Any]							)					->       Dict:
   return f"""`pip install {cls.pip_package or cls.name}`"""







class        UpperCamelCase			(	snake_case_      ):
 UpperCamelCase					:       List[Any]			=					'''optuna'''


 @staticmethod
 def _lowercase	(     )					->       List[Any]:
   return is_optuna_available()


 def _lowercase	(     self		:						int							,						UpperCAmelCase__		:						Any							,						UpperCAmelCase__		:						int							,						UpperCAmelCase__		:						str							,						**UpperCAmelCase__		:						Dict							)					->       int:
   return run_hp_search_optuna(UpperCAmelCase__							,						UpperCAmelCase__							,						UpperCAmelCase__							,						**UpperCAmelCase__							)







 def _lowercase	(     self		:						int							,						UpperCAmelCase__		:						Optional[Any]							)					->       Optional[Any]:
   return default_hp_space_optuna(UpperCAmelCase__							)







class        UpperCamelCase			(	snake_case_      ):
 UpperCamelCase					:       Any			=					'''ray'''
 UpperCamelCase					:       Any			=					'''\'ray[tune]\''''


 @staticmethod
 def _lowercase	(     )					->       List[Any]:
   return is_ray_available()


 def _lowercase	(     self		:						Dict							,						UpperCAmelCase__		:						List[Any]							,						UpperCAmelCase__		:						int							,						UpperCAmelCase__		:						str							,						**UpperCAmelCase__		:						str							)					->       List[str]:
   return run_hp_search_ray(UpperCAmelCase__							,						UpperCAmelCase__							,						UpperCAmelCase__							,						**UpperCAmelCase__							)







 def _lowercase	(     self		:						List[str]							,						UpperCAmelCase__		:						Union[str, Any]							)					->       Optional[int]:
   return default_hp_space_ray(UpperCAmelCase__							)







class        UpperCamelCase			(	snake_case_      ):
 UpperCamelCase					:       Any			=					'''sigopt'''


 @staticmethod
 def _lowercase	(     )					->       str:
   return is_sigopt_available()


 def _lowercase	(     self		:						int							,						UpperCAmelCase__		:						Any							,						UpperCAmelCase__		:						int							,						UpperCAmelCase__		:						str							,						**UpperCAmelCase__		:						Dict							)					->       List[Any]:
   return run_hp_search_sigopt(UpperCAmelCase__							,						UpperCAmelCase__							,						UpperCAmelCase__							,						**UpperCAmelCase__							)







 def _lowercase	(     self		:						List[str]							,						UpperCAmelCase__		:						Tuple							)					->       Union[str, Any]:
   return default_hp_space_sigopt(UpperCAmelCase__							)







class        UpperCamelCase			(	snake_case_      ):
 UpperCamelCase					:       Optional[int]			=					'''wandb'''


 @staticmethod
 def _lowercase	(     )					->       Optional[Any]:
   return is_wandb_available()


 def _lowercase	(     self		:						Any							,						UpperCAmelCase__		:						Optional[Any]							,						UpperCAmelCase__		:						int							,						UpperCAmelCase__		:						str							,						**UpperCAmelCase__		:						Optional[Any]							)					->       Any:
   return run_hp_search_wandb(UpperCAmelCase__							,						UpperCAmelCase__							,						UpperCAmelCase__							,						**UpperCAmelCase__							)







 def _lowercase	(     self		:						Optional[Any]							,						UpperCAmelCase__		:						List[str]							)					->       str:
   return default_hp_space_wandb(UpperCAmelCase__							)







_snake_case          =   {
    HPSearchBackend(backend.name): backend for backend in [OptunaBackend, RayTuneBackend, SigOptBackend, WandbBackend]
}

def 			lowerCAmelCase__     (     ):



  '''simple docstring'''
  _a  :       Union[str, Any]             =	[backend for backend in ALL_HYPERPARAMETER_SEARCH_BACKENDS.values() if backend.is_available()]
  if len(UpperCamelCase__				) > 0:
    _a  :       List[str]             =	available_backends[0].name
    if len(UpperCamelCase__				) > 1:
      logger.info(
          F"""{len(UpperCamelCase__				)} hyperparameter search backends available. Using {name} as the default."""				)
    return name
  raise RuntimeError(
      """No hyperparameter search backend available.\n"""
      + """\n""".join(
          F""" - To install {backend.name} run {backend.pip_install()}"""
          for backend in ALL_HYPERPARAMETER_SEARCH_BACKENDS.values()				)				)









"""simple docstring"""




from collections.abc import Iterable
from typing import Generic, TypeVar

_snake_case          =   TypeVar('_T')






class        UpperCamelCase			(	Generic[_T]      ):


 def __init__(     self		:						Optional[int]							,						UpperCAmelCase__		:						Iterable[_T] | None = None							)					->       None:
   _a  :       list[_T]             =	list(iterable or []							)
   _a  :       list[_T]             =	[]


 def __len__(     self		:						str							)					->       int:
   return len(self._stacka							) + len(self._stacka							)


 def __repr__(     self		:						List[str]							)					->       str:
   return f"""Queue({tuple(self._stacka[::-1] + self._stacka							)})"""


 def _lowercase	(     self		:						Union[str, Any]							,						UpperCAmelCase__		:						_T							)					->       None:
   self._stacka.append(UpperCAmelCase__							)







 def _lowercase	(     self		:						Optional[Any]							)					->       _T:
   _a  :       Any             =	self._stacka.pop
   _a  :       Union[str, Any]             =	self._stacka.append

   if not self._stacka:
     while self._stacka:
       stacka_append(stacka_pop()							)

   if not self._stacka:
     raise IndexError("""Queue is empty"""							)
   return self._stacka.pop()


if __name__ == "__main__":
 from doctest import testmod

 testmod()

