[Python-Dev] Cleaning-up the new unittest API

[Stephen J. Turnbull]

Terry Reedy writes:

 > ethical character. Or have them consider the partial order dependencies 
 > between morning get-ready-for-class activities (socks before shoes 
 > versus pants and shirt in either order). They already do topological 
 > sorting every day, even if the name seems fancy.

Augment the example a bit, perhaps: socks and pants before shoes,
socks and pants in either order.