test.py 文件源码

def _create_service_client(self, srv_name):
        """
        Method that creates a client service proxy to call either the GetFaceProperties.srv or the Recognize.srv
        :param srv_name:
        """
        if self._srv:
            self._srv.close()

        if srv_name in rosservice.get_service_list():
            rospy.loginfo("Creating proxy for service '%s'" % srv_name)
            self._srv = rospy.ServiceProxy(srv_name, rosservice.get_service_class_by_name(srv_name))