Attention: Answers.ros.org is deprecated as of August the 11th, 2023. Please visit robotics.stackexchange.com to ask a new question. This site will remain online in read-only mode during the transition and into the foreseeable future. Selected questions and answers have been migrated, and redirects have been put in place to direct users to the corresponding questions on Robotics Stack Exchange. Additional details are available here.

Revision history [back]

Can you run sudo pip3 install py serial to install the proper python serial port library.

Do you run it with phython3?

Because melodic uses python3 and in python3 the queue is wirttten with a capital letter Queue. So it was right.

Did you run the node with ros run or lauchfile?

Did you source your workspace and the /opt/ros/meldic/.... Setup. Bash file?

ROS Answers is licensed under Creative Commons Attribution 3.0 Content on this site is licensed under a Creative Commons Attribution Share Alike 3.0 license.