python3-rosmaster 1.14.3+ds1-11ubuntu5 (amd64 binary) in ubuntu focal

 This package is part of Robot OS (ROS). The rosmaster package
 implements the ROS Master. Most programs will not need to interact
 with this package directly. The rosmaster is run automatically
 whenever roscore is run and all communication with the Master happens
 over XMLRPC APIs.
 .
 This package contains the Python 3 library.