def to_representation(self, value):
if isinstance(value, dict) or value is None:
return value
value = HStoreDict(value)
return value
def to_native(self, value):
if isinstance(value, dict) or value is None:
return value
value = HStoreDict(value)
return value
def clean_attributes(self, attributes):
cleaned = {}
for key in attributes.keys():
val = attributes[key]
if isinstance(val, (datetime.datetime, datetime.date)):
val = val.isoformat()
cleaned[key] = val
return HStoreDict(cleaned)
def to_internal_value(self, value):
if value:
try:
return HStoreDict(value)
except HStoreDictException as e:
raise ValidationError(
_('Invalid JSON: %s' % e.json_error_message))
else:
return None
def to_internal_value(self, data):
return HStoreDict(data)