(tmp)> python setup.py develop
running develop
running egg_info
creating example.egg-info
writing requirements to example.egg-info/requires.txt
writing example.egg-info/PKG-INFO
writing top-level names to example.egg-info/top_level.txt
writing dependency_links to example.egg-info/dependency_links.txt
writing manifest file 'example.egg-info/SOURCES.txt'
reading manifest file 'example.egg-info/SOURCES.txt'
writing manifest file 'example.egg-info/SOURCES.txt'
running build_ext
Creating /home/jhammel/tmp/lib/python2.4/example.egg-link (link to .)
Adding example 0.1 to easy-install.pth file

Installed /home/jhammel/tmp/src
Processing dependencies for example==0.1
Searching for workingenv.py==dev
Reading http://cheeseshop.python.org/pypi/workingenv.py/
Page at http://cheeseshop.python.org/pypi/workingenv.py/ links to .py file(s) without version info; an index scan is required.
Scanning index of all packages (this may take a while)
Reading http://cheeseshop.python.org/pypi/
Reading http://cheeseshop.python.org/pypi/workingenv.py
Reading http://cheeseshop.python.org/pypi/workingenv.py/0.6.5
Best match: workingenv.py dev
Downloading http://svn.colorstudy.com/home/ianb/workingenv/#egg=workingenv.py-dev
Doing subversion checkout from http://svn.colorstudy.com/home/ianb/workingenv/ to /tmp/easy_install-wYFaz6/workingenv
Processing workingenv
Running setup.py -q bdist_egg --dist-dir /tmp/easy_install-wYFaz6/workingenv/egg-dist-tmp-R4M8P3
Note: You do not need to use setup.py to use workingenv.py; it is a stand-alone script
Adding workingenv.py 0.6.6 to easy-install.pth file
Installing workingenv script to /home/jhammel/tmp/bin/

Installed /home/jhammel/tmp/lib/python2.4/workingenv.py-0.6.6-py2.4.egg
Processing dependencies for workingenv.py==0.6.6
Finished installing workingenv.py==dev
error: Could not find required distribution workingenv.py==dev