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ModelRelativeDateTimeField: Deal with None values

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Raphael Michel
2017-09-13 16:20:54 +02:00
parent fb3866aa1a
commit b611d63975
1 changed files with 2 additions and 0 deletions
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src/pretix/base/reldate.py
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@@ -306,6 +306,8 @@ class ModelRelativeDateTimeField(models.CharField):
return value
def from_db_value(self, value, expression, connection, context):
if value is None:
return None
return RelativeDateWrapper.from_string(value)
def formfield(self, **kwargs):