Prime number with Command line argument.

import sys
def setup():
   print(count_prime(int (sys.argv[1])))
def count_prime(n):
   x = 2
   count = 0
   while(x <= n):
      if(prime(x)):
         count += 1
      x += 1
   return count
def prime(p):
   x = 2
   if (p == 1):
      return False
   while(x < p):
      if(p%x == 0):
         return False
      x += 1
   return True
setup()