def dispose ( self ):
        self.history.dispose()
        self.history = None

        super( _HistoryEditor, self ).dispose()

    #---------------------------------------------------------------------------
    #  Handles the user entering input data in the edit control:
    #---------------------------------------------------------------------------
Close all pool connections and shutdown the pool.
dataset/ETHPy150Open enthought/traitsui/traitsui/wx/history_editor.py/_HistoryEditor.dispose--crossover with--dataset/ETHPy150Open twisted/twisted/twisted/enterprise/adbapi.py/ConnectionPool.close