def dock_widget(self):
        d = self.declaration.dock_widget()
        if d is not None:
            return d.proxy.widget

    #--------------------------------------------------------------------------
    # Signal Handlers
    #--------------------------------------------------------------------------
Boolean expression.  Test for presence of a non-NULL value for
dataset/ETHPy150Open ContinuumIO/ashiba/enaml/enaml/qt/qt_dock_item.py/QtDockItem.dock_widget--crossover with--dataset/ETHPy150Open zzzeek/sqlalchemy/lib/sqlalchemy/dialects/postgresql/hstore.py/HSTORE.Comparator.defined