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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def _notify_unload_dll(self, event):
 """ Notify the unload of a module. @warning: This method is meant to be used internally by the debugger. @type event: L{UnloadDLLEvent} @param event: Unload DLL event. @rtype: bool @return: C{True} to call the user-defined handle, C{False} otherwise. """

        bCallHandler1 = _BreakpointContainer._notify_unload_dll(self, event)
        bCallHandler2 = event.get_process()._notify_unload_dll(event)
        return bCallHandler1 and bCallHandler2