[dak/master] daklib/dbconn.py: Don't list install_date twice in not-null constraint.

[Ansgar Burchardt <ansgar@debian.org>]

---
 daklib/dbconn.py |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/daklib/dbconn.py b/daklib/dbconn.py
index 256ed4a..a31e916 100755
--- a/daklib/dbconn.py
+++ b/daklib/dbconn.py
@@ -2480,7 +2480,7 @@ class DBSource(ORMObject):
 
     def not_null_constraints(self):
         return ['source', 'version', 'install_date', 'maintainer', \
-            'changedby', 'poolfile', 'install_date']
+            'changedby', 'poolfile']
 
     def read_control_fields(self):
         '''
-- 
1.7.2.5