



'''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


a							   =				logging.get_logger(__name__)






class 						a_		:
							UpperCAmelCase			:		int        =				42
							UpperCAmelCase			:		int        =				None


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


							def    UpperCamelCase     (				self   :						str      ,						a_   :						str      ,						a_   :						int      ,						a_   :						str      ,						**a_   :						Union[str, Any]			)			->					int:
										raise NotImplementedError


							def    UpperCamelCase     (				self   :						Tuple      ,						a_   :						int			)			->					List[str]:
										raise NotImplementedError


							def    UpperCamelCase     (				self   :						Optional[int]			)			->					Any:
										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    UpperCamelCase     (				cls   :						str			)			->					str:
										return F'''`pip install {cls.pip_package or cls.name}`'''






class 						a_		(     snake_case    ):
							UpperCAmelCase			:		List[Any]        =				"""optuna"""


							@staticmethod
							def    UpperCamelCase     (				)			->					Any:
										return is_optuna_available()


							def    UpperCamelCase     (				self   :						List[str]      ,						a_   :						Tuple      ,						a_   :						int      ,						a_   :						str      ,						**a_   :						str			)			->					str:
										return run_hp_search_optuna(snake_case_      ,						snake_case_      ,						snake_case_      ,						**snake_case_			)




							def    UpperCamelCase     (				self   :						Optional[int]      ,						a_   :						Tuple			)			->					List[Any]:
										return default_hp_space_optuna(snake_case_			)






class 						a_		(     snake_case    ):
							UpperCAmelCase			:		Union[str, Any]        =				"""ray"""
							UpperCAmelCase			:		Union[str, Any]        =				"""'ray[tune]'"""


							@staticmethod
							def    UpperCamelCase     (				)			->					Optional[Any]:
										return is_ray_available()


							def    UpperCamelCase     (				self   :						str      ,						a_   :						List[str]      ,						a_   :						int      ,						a_   :						str      ,						**a_   :						Optional[Any]			)			->					Tuple:
										return run_hp_search_ray(snake_case_      ,						snake_case_      ,						snake_case_      ,						**snake_case_			)




							def    UpperCamelCase     (				self   :						List[Any]      ,						a_   :						Any			)			->					Optional[int]:
										return default_hp_space_ray(snake_case_			)






class 						a_		(     snake_case    ):
							UpperCAmelCase			:		str        =				"""sigopt"""


							@staticmethod
							def    UpperCamelCase     (				)			->					int:
										return is_sigopt_available()


							def    UpperCamelCase     (				self   :						Any      ,						a_   :						Optional[int]      ,						a_   :						int      ,						a_   :						str      ,						**a_   :						List[str]			)			->					Tuple:
										return run_hp_search_sigopt(snake_case_      ,						snake_case_      ,						snake_case_      ,						**snake_case_			)




							def    UpperCamelCase     (				self   :						Any      ,						a_   :						Optional[int]			)			->					Union[str, Any]:
										return default_hp_space_sigopt(snake_case_			)






class 						a_		(     snake_case    ):
							UpperCAmelCase			:		Union[str, Any]        =				"""wandb"""


							@staticmethod
							def    UpperCamelCase     (				)			->					Optional[int]:
										return is_wandb_available()


							def    UpperCamelCase     (				self   :						Optional[Any]      ,						a_   :						Any      ,						a_   :						int      ,						a_   :						str      ,						**a_   :						List[Any]			)			->					Optional[Any]:
										return run_hp_search_wandb(snake_case_      ,						snake_case_      ,						snake_case_      ,						**snake_case_			)




							def    UpperCamelCase     (				self   :						Dict      ,						a_   :						Any			)			->					int:
										return default_hp_space_wandb(snake_case_			)


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







def a_     (    )				->					str:





			"""simple docstring"""







			snake_case:    Any      							=[backend for backend in ALL_HYPERPARAMETER_SEARCH_BACKENDS.values() if backend.is_available()]
			if len(__lowerCamelCase					) > 0:
						snake_case:    Optional[Any]      							=available_backends[0].name
						if len(__lowerCamelCase					) > 1:
									logger.info(
									    f'''{len(__lowerCamelCase					)} 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()					)					)









from __future__ import annotations

import math
from collections import Counter
from string import ascii_lowercase






def        __lowerCAmelCase		(	__lowerCamelCase						:     str						)	->    None:
					__lowerCAmelCase ,						__lowerCAmelCase						 =analyze_text(__lowerCamelCase						)
					__lowerCAmelCase						 =list(""" """ + ascii_lowercase						)
					# what is our total sum of probabilities.
					__lowerCAmelCase						 =sum(single_char_strings.values()						)

					# one length string
					__lowerCAmelCase						 =0
					# for each alpha we go in our dict and if it is in it we calculate entropy
					for ch in my_alphas:
										if ch in single_char_strings:
															__lowerCAmelCase						 =single_char_strings[ch]
															__lowerCAmelCase						 =my_str / all_sum
															my_fir_sum += prob * math.loga(__lowerCamelCase						)  # entropy formula.

    # print entropy
					print(f"""{round(-1 * my_fir_sum						):.1f}"""						)

					# two len string
					__lowerCAmelCase						 =sum(two_char_strings.values()						)
					__lowerCAmelCase						 =0
					# for each alpha (two in size) calculate entropy.
					for cha in my_alphas:
										for cha in my_alphas:
															__lowerCAmelCase						 =cha + cha
															if sequence in two_char_strings:
																				__lowerCAmelCase						 =two_char_strings[sequence]
																				__lowerCAmelCase						 =int(__lowerCamelCase						) / all_sum
																				my_sec_sum += prob * math.loga(__lowerCamelCase						)

    # print second entropy
					print(f"""{round(-1 * my_sec_sum						):.1f}"""						)

					# print the difference between them
					print(f"""{round((-1 * my_sec_sum) - (-1 * my_fir_sum)						):.1f}"""						)






def        __lowerCAmelCase		(	__lowerCamelCase						:     str						)	->    tuple[dict, dict]:
					__lowerCAmelCase						 =Counter()  # type: ignore
					__lowerCAmelCase						 =Counter()  # type: ignore
					single_char_strings[text[-1]] += 1

					# first case when we have space at start.
					two_char_strings[" " + text[0]] += 1
					for i in range(0					, len(__lowerCamelCase						) - 1						):
										single_char_strings[text[i]] += 1
										two_char_strings[text[i : i + 2]] += 1
					return single_char_strings, two_char_strings






def        __lowerCAmelCase		(	)	->    str:
					import doctest

					doctest.testmod()
					# text = (
					#     "Had repulsive dashwoods suspicion sincerity but advantage now him. Remark "
					#     "easily garret nor nay. Civil those mrs enjoy shy fat merry. You greatest "
					#     "jointure saw horrible. He private he on be imagine suppose. Fertile "
					#     "beloved evident through no service elderly is. Blind there if every no so "
					#     "at. Own neglected you preferred way sincerity delivered his attempted. To "
					#     "of message cottage windows do besides against uncivil.  Delightful "
					#     "unreserved impossible few estimating men favourable see entreaties. She "
					#     "propriety immediate was improving. He or entrance humoured likewise "
					#     "moderate. Much nor game son say feel. Fat make met can must form into "
					#     "gate. Me we offending prevailed discovery. "
					# )

					# calculate_prob(text)


if __name__ == "__main__":
				main()




