The `importlib` module is a part of the standard library in python3 (also available in python2.7). You may want to check correctness of your python installation or `PYTHONPATH`. --- [Visit Topic](https://discourse.ros.org/t/python-trouble/1439/2) or reply to this email to respond. If you do not want to receive messages from ros-users please use the unsubscribe link below. If you use the one above, you will stop all of ros-users from receiving updates. ______________________________________________________________________________ ros-users mailing list ros-users@lists.ros.org http://lists.ros.org/mailman/listinfo/ros-users Unsubscribe: