David-Simmers-MacBook-Pro:hcq4-lc davids$ which python2.4
/sw/bin/python2.4
David-Simmers-MacBook-Pro:hcq4-lc davids$ python2.4
Python 2.4.6 (#1, Nov 13 2009, 09:52:13)
[GCC 4.2.1 (Apple Inc. build 5646)] on darwin
Type "help", "copyright", "credits" or "license" for more information.
>>> import bz2
Traceback (most recent call last):
  File "<stdin>", line 1, in ?
ImportError: No module named bz2
>>>