enthought/enaml — pull request #151 by corranwebster (2012-05-01 18:52:12+00:00)
Title: Add better traceback message to ExpressionInitializationError.

After spending half an hour trying to work out where the *#&$^! an error was occurring in an Enaml file, I fixed up the code so that when you get an ExpressionInitializationError it includes the full traceback of the original error.