def get_children_metadata(self):
if not self._supports_simple_sequencing:<EOL><INDENT>raise AttributeError('<STR_LIT>')<EOL><DEDENT>metadata = dict(self._mdata['<STR_LIT>'])<EOL>metadata.update({'<STR_LIT>': self._my_map['<STR_LIT>']})<EOL>return Metadata(**metadata)<EOL>
Gets the metadata for children.

        return: (osid.Metadata) - metadata for the children
        *compliance: mandatory -- This method must be implemented.*