1 files changed, 25 insertions, 0 deletions
diff --git a/Tools/demo/beer.py b/Tools/demo/beer.py
new file mode 100755
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+++ b/Tools/demo/beer.py
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+#!/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.")