| #! /usr/bin/env python | |
| # By GvR, demystified after a version by Fredrik Lundh. | |
| import sys | |
| n = 100 | |
| if sys.argv[1:]: n = int(sys.argv[1]) | |
| def bottle(n): | |
| if n == 0: return "no more bottles of beer" | |
| if n == 1: return "one bottle of beer" | |
| return str(n) + " bottles of beer" | |
| for i in range(n): | |
| print bottle(n-i), "on the wall," | |
| print bottle(n-i) + "." | |
| print "Take one down, pass it around," | |
| print bottle(n-i-1), "on the wall." |