Handle NULL dates, fixes #91.

Browse Source
This commit is contained in:
Friedrich Lindenberg 2014-05-14 14:39:13 +02:00
parent fcbaf977c0
commit f5535fa085
1 changed files with 4 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
dataset/persistence/util.py
View File

@ -72,11 +72,15 @@ def sqlite_datetime_fix():
epoch = datetime(1970, 1, 1, 0, 0, 0) epoch = datetime(1970, 1, 1, 0, 0, 0)
def process_bind_param(self, value, dialect): def process_bind_param(self, value, dialect):
if value is None:
return None
if isinstance(value, datetime): if isinstance(value, datetime):
return value return value
return (value / 1000 - self.epoch).total_seconds() return (value / 1000 - self.epoch).total_seconds()
def process_result_value(self, value, dialect): def process_result_value(self, value, dialect):
if value is None:
return None
if isinstance(value, int): if isinstance(value, int):
return self.epoch + timedelta(seconds=value / 1000) return self.epoch + timedelta(seconds=value / 1000)
return value return value