



"""simple docstring"""






from typing import TYPE_CHECKING

# rely on isort to merge the imports
from ...utils import OptionalDependencyNotAvailable, _LazyModule, is_torch_available


lowerCAmelCase__              =							{'''configuration_focalnet''': ['''FOCALNET_PRETRAINED_CONFIG_ARCHIVE_MAP''', '''FocalNetConfig''']}


try:
   if not is_torch_available():
      raise OptionalDependencyNotAvailable()
except OptionalDependencyNotAvailable:
   pass
else:
   lowerCAmelCase__              =							[
       '''FOCALNET_PRETRAINED_MODEL_ARCHIVE_LIST''',
       '''FocalNetForImageClassification''',
       '''FocalNetForMaskedImageModeling''',
       '''FocalNetBackbone''',
       '''FocalNetModel''',
       '''FocalNetPreTrainedModel''',
   ]

if TYPE_CHECKING:
   from .configuration_focalnet import FOCALNET_PRETRAINED_CONFIG_ARCHIVE_MAP, FocalNetConfig

   try:
      if not is_torch_available():
         raise OptionalDependencyNotAvailable()
   except OptionalDependencyNotAvailable:
      pass
   else:
      from .modeling_focalnet import (
          FOCALNET_PRETRAINED_MODEL_ARCHIVE_LIST,
          FocalNetBackbone,
          FocalNetForImageClassification,
          FocalNetForMaskedImageModeling,
          FocalNetModel,
          FocalNetPreTrainedModel,
      )

else:
   import sys

   lowerCAmelCase__              =							_LazyModule(__name__, globals()['''__file__'''], _import_structure, module_spec=__spec__)










import math
from collections.abc import Iterator
from itertools import takewhile

def   __lowercase       (			snake_case			):







				"""simple docstring"""






				if 1 < number < 4:
								# 2 and 3 are primes
								return True
				elif number < 2 or number % 2 == 0 or number % 3 == 0:
								# Negatives, 0, 1, all even numbers, all multiples of 3 are not primes
								return False

				# All primes number are in format of 6k +/- 1
				for i in range(5,	int(math.sqrt(snake_case			) + 1			),	6			):
								if number % i == 0 or number % (i + 2) == 0:
												return False
				return True

def   __lowercase       (			):







				"""simple docstring"""






				__magic_name__		:str   =   2
				while True:
								if is_prime(snake_case			):
												yield num
								num += 1

def   __lowercase       (			snake_case = 2_0_0_0_0_0_0			):







				"""simple docstring"""






				return sum(takewhile(lambda snake_case			: x < n,	prime_generator()			)			)


if __name__ == "__main__":
					print(f"{solution() = }")






