commandline.py

import sys
import math

filename = 'lalapo.txt'
param = math.pi

while (len(sys.argv) > 1):
	option = sys.argv[1]; del sys.argv[1]
	if option == '-f':
		filename = sys.argv[1]; del sys.argv[1]
	elif option == '-m':
		param = float(sys.argv[1]); del sys.argv[1]
	else:
		print 'error, wrong option'

print filename
print param


print math.sin(param)