This module encapsulates the access for the serial port
Home Page: http://pyserial.sourceforge.net/
Download: pyserial-2.6-py2.6.egg
Egg contributed by Robin Gilham
A library for Bluetooth functionality.
Home page: http://code.google.com/p/pybluez/
Download: PyBluez-0.19-py2.6-linux-armv.egg
An event-driven networking engine written in Python.
Home page: http://twistedmatrix.com/trac/
Download: Twisted-12.0.0-py2.7-linux-armv.egg
Required Zope interface (see below)
An interface to zope.
Home page: http://www.zope.org/Products/ZopeInterface
Download: zope.interface-3.3.0-py2.7-linux-armv.egg
Required by twisted.
PyEphem provides scientific-grade astronomical computations
Home Page: http://rhodesmill.org/pyephem/
Download: http://python-for-android.googlecode.com/files/pyephem-3.7.4.1-py2.6-linux-armv.egg
The Python Cryptography Toolkit
Home page: https://www.dlitz.net/software/pycrypto/
pycrypto-2.3-py2.7-linux-armv.egg
There may be others we forgot to update. Look here for more: Module Downloads
Anything requiring Qt, Tk, or SDL is right out at present, because Android really doesn't support them. This includes PySide, PyQt, PyGtk and PyGames. And wxPython.
Yes, there are ports in progress, but the important point is that sl4a (which py4a runs under) doesn't offer a mechanism to support these features.
This is not to say they will never be supplied, but not in the short term, and each technology is significant sub-project in its own right.
Send link to the mailing list, and if it looks OK we'll add it