diff --git a/src/calibre/db/tables.py b/src/calibre/db/tables.py index edb16d8e3a..00eeaa5a1d 100644 --- a/src/calibre/db/tables.py +++ b/src/calibre/db/tables.py @@ -41,9 +41,7 @@ def c_parse(val): ONE_ONE, MANY_ONE, MANY_MANY = xrange(3) -class Null: - pass -null = Null() +null = object() class Table(object):