PyDev in Eclipse does not recognize db.add_column from South
find . | grep '^./[a-z]*/migrations/.*.py$' | xargs -I FILE sed -i '
1 a
#@PydevCodeAnalysisIgnore
' FILE

Preferences > PyDev > Editor > Code Analysis > Undefined

_,tr,create_table,send_create_signal,delete_table,add_column,delete_column,alter_column,create_unique,create_index,delete_index

--- db/__init__.py.original 2010-12-02 03:00:26.000000000 +1300
+++ db/__init__.py  2011-05-02 14:07:19.353636710 +1200
@@ -72,5 +72,9 @@
     )
     sys.exit(1)

-# Finally, to make old migrations work, keep 'db' around as the default database
+# Finally, to make old migrations work, keep 'db' around as the default
+# database. We're setting it explicitly to the generic operations first to
+# avoid pydev errors.
+from south.db import generic
+db = generic.DatabaseOperations(DEFAULT_DB_ALIAS)
 db = dbs[DEFAULT_DB_ALIAS]