#! /usr/bin/python2.7 # 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()