def addVpnUser(self, args={}):
        if not 'password' in args:
            raise RuntimeError("Missing required argument 'password'")
        if not 'username' in args:
            raise RuntimeError("Missing required argument 'username'")

        return self.request('addVpnUser', args)
compute the MACD (Moving Average Convergence/Divergence) using a fast and
dataset/ETHPy150Open jasonhancock/cloudstack-python-client/CloudStack/Client.py/Client.addVpnUser--crossover with--dataset/ETHPy150Open jmelett/pyFxTrader/trader/utils/indicators.py/moving_average_convergence