def validate_value()

in datahub/models/types.py [0:0]


def validate_value(value, field):
    if field.allow_null and field.type != FieldType.STRING and (value == '' or value == b''):
        return None
    datahub_type = _datahub_types_dict[field.type]
    result = _validate_builtin_value(value, datahub_type)
    datahub_type.validate_value(result)
    return result