

'''simple docstring'''

from typing import TYPE_CHECKING

from ...utils import OptionalDependencyNotAvailable, _LazyModule, is_torch_available


lowerCAmelCase_						   =			{
    "configuration_prophetnet": ["PROPHETNET_PRETRAINED_CONFIG_ARCHIVE_MAP", "ProphetNetConfig"],
    "tokenization_prophetnet": ["ProphetNetTokenizer"],
}

try:
						if not is_torch_available():
												raise OptionalDependencyNotAvailable()
except OptionalDependencyNotAvailable:
						pass
else:
						lowerCAmelCase_						   =			[
						    "PROPHETNET_PRETRAINED_MODEL_ARCHIVE_LIST",
						    "ProphetNetDecoder",
						    "ProphetNetEncoder",
						    "ProphetNetForCausalLM",
						    "ProphetNetForConditionalGeneration",
						    "ProphetNetModel",
						    "ProphetNetPreTrainedModel",
						]


if TYPE_CHECKING:
						from .configuration_prophetnet import PROPHETNET_PRETRAINED_CONFIG_ARCHIVE_MAP, ProphetNetConfig
						from .tokenization_prophetnet import ProphetNetTokenizer

						try:
												if not is_torch_available():
																		raise OptionalDependencyNotAvailable()
						except OptionalDependencyNotAvailable:
												pass
						else:
												from .modeling_prophetnet import (
												    PROPHETNET_PRETRAINED_MODEL_ARCHIVE_LIST,
												    ProphetNetDecoder,
												    ProphetNetEncoder,
												    ProphetNetForCausalLM,
												    ProphetNetForConditionalGeneration,
												    ProphetNetModel,
												    ProphetNetPreTrainedModel,
												)

else:
						import sys

						lowerCAmelCase_						   =			_LazyModule(__name__, globals()["__file__"], _import_structure, module_spec=__spec__)








'''simple docstring'''

from itertools import compress, repeat
from math import ceil, sqrt

def     __magic_name__       ( A							)			->		list[int]:

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

	# Odd sieve for numbers in range [3, num - 1]
	snake_case							 =				bytearray(b'\x01'							) * ((num >> 1) - 1)

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

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


if __name__ == "__main__":
						import doctest

						doctest.testmod()





