def get_resource_smart_bin_session(self, bin_id=None, proxy=None):
if proxy is None:<EOL><INDENT>raise NullArgument()<EOL><DEDENT>raise Unimplemented()<EOL>
Gets the session for managing dynamic resource bins.

        arg:    bin_id (osid.id.Id): the ``Id`` of the bin
        arg:    proxy (osid.proxy.Proxy): a proxy
        return: (osid.resource.ResourceSmartBinSession) - a
                ``ResourceSmartBinSession``
        raise:  NotFound - ``bin_id`` not found
        raise:  NullArgument - ``bin_id`` or ``proxy`` is ``null``
        raise:  OperationFailed - unable to complete request
        raise:  Unimplemented - ``supports_resource_smart_bin()`` is
                ``false``
        *compliance: optional -- This method must be implemented if
        ``supports_resource_smart_bin()`` is ``true``.*