tree 19b58b4827e8a9ac35c54253ac94df1a18489e9a
parent 3d042795da9c3f96111c904e0df47720a5fcfe10
author Tony Mack <tmack@paris.CS.Princeton.EDU> 1395098335 -0400
committer Tony Mack <tmack@paris.CS.Princeton.EDU> 1395098335 -0400

fix AttributeError