# usage information...
# This is not actually true (as of 0.29), as:
-# 1. the consuming class must set up a attributes named 'help', 'usage' and
+# 1. the consuming class must set up an attribute named 'help', 'usage' or
# '?' to contain these command line options, which is not clearly
# documented as a requirement
# 2. the code is checking whether an option was parsed into an attribute