diff options
-rw-r--r-- | ipalib/parameters.py | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/ipalib/parameters.py b/ipalib/parameters.py index e0b0ed2c5..3911d6e93 100644 --- a/ipalib/parameters.py +++ b/ipalib/parameters.py @@ -1276,7 +1276,7 @@ class List(Param): super(List, self).__init__(name, *rules, **kw) def normalize(self, value): - if not isinstance(value, tuple): + if value and not isinstance(value, tuple): reader = self.__unicode_csv_reader([value]) value = [] for row in reader: |