gpsctl is a binary, it is actually ubxtool
# file $(dpkg -L gpsd) | grep -i pyth /usr/bin/ubxtool: Python script, ASCII text executable
# head /usr/bin/ubxtool #! /usr/bin/python2 # -*- coding: UTF-8
gpsctl is a binary, it is actually ubxtool
# file $(dpkg -L gpsd) | grep -i pyth
/usr/bin/ubxtool: Python script, ASCII text executable
# head /usr/bin/ubxtool
#! /usr/bin/python2
# -*- coding: UTF-8