testing-cabal/testtools — pull request #124 by rbtcollins (2014-11-17 00:51:18+00:00)
Title: Show import error details.

When an import error happens ``testtools.run`` will now show the full
error rather than just the name of the module that failed to import.
(Robert Collins)

Change-Id: I2d9d7a4659b51a5e3ea8000301ecb799ed30f463