PyGSI Online
Python interface for Leica GSI Online TPS and DNA
...Original Leica GSI Online documentation can be downloaded on the Leica Geosystems website: http://www.leica-geosystems.com/
Note that this original documentation (revision May 2008) is incomplete and many GSI codes for different instruments are missing. This documentation issues where encountered using a Leica TCR407power instrument as verification device.