clean up callable() implementation and be more verbose when there is an ImportError
authorMarc Fiuczynski <mef@cs.princeton.edu>
Tue, 17 Mar 2009 14:52:07 +0000 (14:52 +0000)
committerMarc Fiuczynski <mef@cs.princeton.edu>
Tue, 17 Mar 2009 14:52:07 +0000 (14:52 +0000)

No differences found