

'''simple docstring'''

import abc
import copy
import dataclasses
from dataclasses import dataclass
from typing import ClassVar, Dict, Type, TypeVar

from ..features import Features


lowerCAmelCase_     =      TypeVar("T", bound="TaskTemplate")







@dataclass(frozen=__lowerCAmelCase				)
class lowerCamelCase   (    abc.ABC				):
				# `task` is not a ClassVar since we want it to be part of the `asdict` output for JSON serialization
				snake_case_							     = 42
				snake_case_							     = 42
				snake_case_							     = 42

				def 					_lowerCamelCase    (       self,						lowercase_ )    ->							T:
					return copy.deepcopy(self )

				@property
				def 					_lowerCamelCase    (       self )    ->							Features:
					return Features(**self.input_schema,						**self.label_schema )

				@property
				@abc.abstractmethod
				def 					_lowerCamelCase    (       self )    ->							Dict[str, str]:
					raise NotImplementedError






				@classmethod
				def 					_lowerCamelCase    (       cls,						lowercase_ )    ->							T:
					snake_case							=					{f.name for f in dataclasses.fields(cls )}
					return cls(**{k: v for k, v in template_dict.items() if k in field_names} )










from itertools import compress, repeat
from math import ceil, sqrt
def 						snake_case__							(       __lowercase							)		->		list[int]:







						"""simple docstring"""

						if num <= 2:
												return []
						if num == 3:
												return [2]

						# Odd sieve for numbers in range [3, num - 1]
						A__						:				Dict         =			bytearray(b"\x01"							) * ((num >> 1) - 1)

						for i in range(3				,  int(sqrt(__lowercase							)							) + 1				,  2							):
												if sieve[(i >> 1) - 1]:
																		A__						:				int         =			i**2
																		A__						:				List[str]         =			repeat(
																		    0				,  ceil((num - i_squared) / (i << 1)							)							)

						return [2] + list(compress(range(3				,  __lowercase				,  2							)				,  __lowercase							)							)


if __name__ == "__main__":
		import doctest

		doctest.testmod()