Sending RTCM stream via USB port

What is the best method to send RTCM packets from a NTRIP Caster to the USB port that is connected and reading NMEA messages from the GNSS Rx in a Python application?

hi,gmcd

May I ask what model of module you are using?
For the GNSS section, please refer to the links below
QuecPython locate the application - QuecPython