#! /usr/bin/env python3 # Print prime numbers in a given range def primes(min, max): if max>= 2>= min: print(2) primes = [2] i = 3 while i <= max: for p in primes: if i % p == 0 or p*p> i: break if i % p != 0: primes.append(i) if i>= min: print(i) i += 2 def main(): import sys min, max = 2, 0x7fffffff if sys.argv[1:]: min = int(sys.argv[1]) if sys.argv[2:]: max = int(sys.argv[2]) primes(min, max) if __name__ == "__main__": main()