Method add

tutorial/py.tornado/PythonServer.py:46–48

(self, n1, n2)

        print("ping()")

    def add(self, n1, n2):
        print("add({}, {})".format(n1, n2))
        return n1 + n2

    def calculate(self, logid, work):
        print("calculate({}, {})".format(logid, work))