The SOKeyCol class is accessible via the sqlobject.col module.
<property object at 0x93a8f54>
<property object at 0x93b111c>
{<type 'int'>: 'INT', <type 'str'>: 'TEXT'}
<property object at 0x93a8eb4>
Create a list of validators for the column.
See the source for more information.