@property<EOL><INDENT>def version(self):<DEDENT>
return self._version<EOL>
Gets the version of this BreakType.
Used for resolving concurrency issues; request will fail if version provided does not match server version at time of request. If a value is not provided, Square's servers execute a \"blind\" write; potentially  overwriting another writer's data.

:return: The version of this BreakType.
:rtype: int