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https://github.com/python/cpython
Revision 6e820c0548671847d873f6550ed9e5e7eaaaef89 authored by Benjamin Peterson on 02 March 2015, 01:59:22 UTC, committed by Benjamin Peterson on 02 March 2015, 01:59:22 UTC
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Tip revision: 6e820c0548671847d873f6550ed9e5e7eaaaef89 authored by Benjamin Peterson on 02 March 2015, 01:59:22 UTC
remove mention of Python 2.2 and 2.3
Tip revision: 6e820c0
beer.py
#!/usr/bin/env python3

"""
A Python version of the classic "bottles of beer on the wall" programming
example.

By Guido van Rossum, 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, 0, -1):
    print(bottle(i), "on the wall,")
    print(bottle(i) + ".")
    print("Take one down, pass it around,")
    print(bottle(i-1), "on the wall.")
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