setSpeed(string, double) -> None

        Sets the maximum speed in m/s for the named person for subsequent step.

def setSpeed(self, personID, speed):
        """setSpeed(string, double) -> None

        Sets the maximum speed in m/s for the named person for subsequent step.
        """
        self._connection._sendDoubleCmd(
            tc.CMD_SET_PERSON_VARIABLE, tc.VAR_SPEED, personID, speed)