OrderedEnum examples

[Ian Kelly]

On Tue, Jul 30, 2013 at 12:18 PM, Bas van der Wulp <Bas.vdWulp at gmail.com> wrote:
> Replacing each occurrence of self._value with either self._value_ or
> self.value in the examples seems to make them work as expected.
>
> Are both examples incorrect, or not intended to work in Python 2.x?

The _value attribute was renamed _value_ in:

http://hg.python.org/cpython/rev/511c4daac102

It looks like the example wasn't updated to match.  You should
probably just use self.value here since the name of the private
attribute is an implementation detail.