Right, PEP 3115. Indeed one of the reasons is that "there is an important body o...

paul_odin on May 10, 2013 | parent | context | favorite | on: PEP 435 Accepted – Adding an Enum type to the Pyth...

Right, PEP 3115. Indeed one of the reasons is that "there is an important body of use cases where it would be useful to preserve the order in which a class members are declared."

http://www.python.org/dev/peps/pep-3115/