



from abc import ABC, abstractmethod
from typing import Optional, Union

from .. import Dataset, DatasetDict, Features, IterableDataset, IterableDatasetDict, NamedSplit
from ..utils.typing import NestedDataStructureLike, PathLike



class 							__snake_case		(	UpperCamelCase_		):




							def __init__(			self	:			str							,							A_	:			Optional[NestedDataStructureLike[PathLike]] = None							,							A_	:			Optional[NamedSplit] = None							,							A_	:			Optional[Features] = None							,							A_	:			str = None							,							A_	:			bool = False							,							A_	:			bool = False							,							A_	:			Optional[int] = None							,							**A_	:			List[Any]							,							):
									lowerCAmelCase_     :	Tuple							   =					path_or_paths
									lowerCAmelCase_     :	Union[str, Any]							   =					split if split or isinstance(__a							,							__a) else '''train'''
									lowerCAmelCase_     :	Dict							   =					features
									lowerCAmelCase_     :	int							   =					cache_dir
									lowerCAmelCase_     :	Optional[int]							   =					keep_in_memory
									lowerCAmelCase_     :	str							   =					streaming
									lowerCAmelCase_     :	int							   =					num_proc
									lowerCAmelCase_     :	List[Any]							   =					kwargs







							@abstractmethod
							def   UpperCAmelCase__     (			self	:			int):
									pass





class 							__snake_case		(	UpperCamelCase_		):




							def __init__(			self	:			List[Any]							,							A_	:			Optional[Features] = None							,							A_	:			str = None							,							A_	:			bool = False							,							A_	:			bool = False							,							A_	:			Optional[int] = None							,							**A_	:			Union[str, Any]							,							):
									lowerCAmelCase_     :	Any							   =					features
									lowerCAmelCase_     :	Dict							   =					cache_dir
									lowerCAmelCase_     :	Optional[Any]							   =					keep_in_memory
									lowerCAmelCase_     :	Any							   =					streaming
									lowerCAmelCase_     :	Optional[int]							   =					num_proc
									lowerCAmelCase_     :	Optional[int]							   =					kwargs







							@abstractmethod
							def   UpperCAmelCase__     (			self	:			List[str]):
									pass






'''simple docstring'''


import math





def    lowerCAmelCase       (		UpperCamelCase__					: float     ,       UpperCamelCase__					: float							):


	"""simple docstring"""
	if (
	    not isinstance(UpperCamelCase__     ,       (int, float)							)
	    or power_factor < -1
	    or power_factor > 1
	):
		raise ValueError('''power_factor must be a valid float value between -1 and 1.'''							)
	return apparent_power * power_factor





def    lowerCAmelCase       (		UpperCamelCase__					: float     ,       UpperCamelCase__					: float							):


	"""simple docstring"""
	if (
	    not isinstance(UpperCamelCase__     ,       (int, float)							)
	    or power_factor < -1
	    or power_factor > 1
	):
		raise ValueError('''power_factor must be a valid float value between -1 and 1.'''							)
	return apparent_power * math.sqrt(1 - power_factor**2							)


if __name__ == "__main__":
					import doctest

					doctest.testmod()
