




'''simple docstring'''







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





def 		snake_case_							(_a			:							int  ):

    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(_a  ) + 1  )					,     6  ):
        if number % i == 0 or number % (i + 2) == 0:
            return False
    return True





def 		snake_case_							():
    UpperCAmelCase     =	2
    while True:
        if is_prime(_a  ):
            yield num
        num += 1





def 		snake_case_							(_a			:							int = 2_0_0_0_0_0_0  ):
    return sum(takewhile(lambda _a  : x < n					,     prime_generator()  )  )


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










'''simple docstring'''







from datetime import datetime

import matplotlib.pyplot as plt
import torch





def 		snake_case_							(_a			:							List[str]  ):
    for param in module.parameters():
        UpperCAmelCase     =	False





def 		snake_case_							():
    UpperCAmelCase     =	'''cuda''' if torch.cuda.is_available() else '''cpu'''
    if torch.backends.mps.is_available() and torch.backends.mps.is_built():
        UpperCAmelCase     =	'''mps'''
    if device == "mps":
        print(
            '''WARNING: MPS currently doesn\'t seem to work, and messes up backpropagation without any visible torch'''
            ''' errors. I recommend using CUDA on a colab notebook or CPU instead if you\'re facing inexplicable issues'''
            ''' with generations.'''  )
    return device





def 		snake_case_							(_a			:							Optional[Any]  ):
    UpperCAmelCase     =	plt.imshow(_a  )
    fig.axes.get_xaxis().set_visible(_a  )
    fig.axes.get_yaxis().set_visible(_a  )
    plt.show()







def 		snake_case_							():
    UpperCAmelCase     =	datetime.now()
    UpperCAmelCase     =	current_time.strftime('''%H:%M:%S'''  )
    return timestamp




