Update FBClassDump to use python3 key containment (#290)
Update FBClassDump to use python3 key containment (#290)

Summary: Pull Request resolved: https://github.com/facebook/chisel/pull/290

Reviewed By: jarman

Differential Revision: D33414839

Pulled By: kolinkrewinkel

fbshipit-source-id: 9aa055371b87e26b0d54e14a8a8b78490e58d125

facebook/chisel,facebook/chisel,facebook/chisel