The source code for pycollada is available on github here: https://github.com/pycollada/pycollada
To pull a read-only copy, you can clone the repository:
git clone git://github.com/pycollada/pycollada.git pycollada
pycollada is available as a package at: http://pypi.python.org/pypi/pycollada/
You can also use easy_install:
easy_install pycollada
On Mac OS X, try this if you get an error installing lxml:
export ARCHFLAGS="arch i386 -arch x86_64"
easy_install pycollada
On Ubuntu, install these dependencies first:
apt-get install python-lxml python-numpy python-dateutil
easy_install pycollada