46 lines
746 B
Python
46 lines
746 B
Python
#!/usr/bin/env python3
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# coding: utf8
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"""entrainement-03-sum-every-prime-number-below-n"""
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def is_prime(number):
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"""
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:Examples:
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>>> is_prime(20021731)
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True
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>>> is_prime(23)
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True
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>>> is_prime(1)
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False
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>>> is_prime(20)
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False
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"""
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if number < 2:
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return False
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for divisor in range(2, int(number ** 0.5) +1):
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if number % divisor == 0:
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return False
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return True
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def sum_primes(number):
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"""Function documentation
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:Examples:
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>>> sum_primes(10)
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17
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>>> sum_primes(2)
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0
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>>> sum_primes(79)
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712
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"""
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return sum([num for num in range(number) if is_prime(num)])
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if __name__ == "__main__":
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import doctest
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doctest.testmod()
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