The GM862 is a GSM/GPS module. Meaning it can do what a cell phone does. If you wish to communicate with it over its serial interface with Python, this class is for you.
You need the PySerial library from Chris Liechti.
Download the GM862 Python Class

ezLCD Python Serial Class
The ezLCD 004 is an easy to use LCD touchscreen from Earth LCD. One can save images on a CF card and send commands via serial interface. Those commands can come e.g. from a Python script.
You need the PySerial library from Chris Liechti
Download the ezLCD Python Serial Class