storage: don't try to load empty names.
authorW. Trevor King <wking@tremily.us>
Wed, 19 Sep 2012 23:58:51 +0000 (19:58 -0400)
committerW. Trevor King <wking@tremily.us>
Thu, 20 Sep 2012 00:15:33 +0000 (20:15 -0400)
commitc6125f35473cd31360f2a4473ed64f65ce9b9a8e
tree7c073137654d0beb0a44d13e46c6d66cf10a23f1
parent696401bf3588b577603bf69770c0f380550e9011
storage: don't try to load empty names.

This avoids problems with configuration files like:

  [course]
  ...
  assistants:
  ...

where the `assistants` field exists but lists no names.
pygrader/storage.py