Don't allow duplicate records for the same CAS number.
authorW. Trevor King <wking@drexel.edu>
Mon, 2 Apr 2012 14:39:57 +0000 (10:39 -0400)
committerW. Trevor King <wking@drexel.edu>
Mon, 2 Apr 2012 14:39:57 +0000 (10:39 -0400)
commit290ceecf73524b3d6fa48b8a147c93e3e5243ba7
tree8df9bc9f84fc49a2957b01833160abc4f51c00fc
parentb54b1733cba30b38554f15657197b9b2e986c73c
Don't allow duplicate records for the same CAS number.
chemdb/models.py