def _validate(self, value):
"""Validates a value as a proper Flow object.
Args:
value: A value to be set on the property.
Raises:
TypeError if the value is not an instance of Flow.
"""
_LOGGER.info('validate: Got type %s', type(value))
if value is not None and not isinstance(value, client.Flow):
raise TypeError(
'Property {0} must be convertible to a flow '
'instance; received: {1}.'.format(self._name, value))
_appengine_ndb.py 文件源码
python
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