Added 'strtobool()' function: convert strings like "yes", "1",
"no", "0", etc. to true/false.
diff --git a/Lib/distutils/util.py b/Lib/distutils/util.py
index 3f06807..367985a 100644
--- a/Lib/distutils/util.py
+++ b/Lib/distutils/util.py
@@ -273,3 +273,18 @@
apply(func, args)
# execute()
+
+
+def strtobool (val):
+ """Convert a string representation of truth to true (1) or false (0).
+ True values are 'y', 'yes', 't', 'true', 'on', and '1'; false values
+ are 'n', 'no', 'f', 'false', 'off', and '0'. Raises ValueError if
+ 'val' is anything else.
+ """
+ val = string.lower(val)
+ if val in ('y', 'yes', 't', 'true', 'on', '1'):
+ return 1
+ elif val in ('n', 'no', 'f', 'false', 'off', '0'):
+ return 0
+ else:
+ raise ValueError, "invalid truth value %s" % `val`