python-gsmmodem

python-gsmmodem is a module that allows easy control of a GSM modem attached to the system. It also includes a couple of useful commandline utilities for interacting with a GSM modem.

Its features include:

• simple methods for sending SMS messages, checking signal level, etc
• easy-to-use API for starting and responding to USSD sessions and making voice calls
• handling incoming phone calls and received SMS messages via callback methods
• support for SMS PDU and text mode
• support for tracking SMS status reports
• wraps AT command errors into Python exceptions by default
• modular design; you easily issue your own AT commands to the modem with error (with error checking), or read/write directly from/to the modem if you prefer
• comprehensive test suite

Bundled utilities:

• GSMTerm: an easy-to-use serial terminal for communicating with an attached GSM modem. It features command completion, built-in help for many AT commands, history, context-aware prompt, etc.
• sendsms.py: a simple command line script to send SMS messages
• identify-modem.py: simple utility to identify attached modem. Can also be used to provide debug information used for development of python-gsmmodem.