dbg.py 文件源码

def pull_actions(self):
        # receive a remote procedure call from the frontend:
        # returns True if action processed
        #         None when 'run' notification is received (see 'startup')
        request = self.pipe.recv()
        if request.get("method") == 'run':
            return None
        response = {'version': '1.1', 'id': request.get('id'), 
                    'result': None, 
                    'error': None}
        try:
            # dispatch message (JSON RPC like)
            method = getattr(self, request['method'])
            response['result'] = method.__call__(*request['args'], 
                                        **request.get('kwargs', {}))
        except Exception as e:
            response['error'] = {'code': 0, 'message': str(e)}
        # send the result for normal method calls, not for notifications
        if request.get('id'):
            self.pipe.send(response)
        return True

    # Override Bdb methods