tg2: handle cache_dir configuration jumping around between TurboGears versions Tweak 87672c1916f8 - the use of 'tg.cache_dir' turns out to not be a good idea. TurboGears 2.4 moved 'cache_dir' configuration to the expected 'cache_dir' key, and no longer has 'tg.cache_dir' ... and also not the old 'app_conf'.'cache_dir' . Just try both locations.

# requirements.txt file for use as "pip install -r requirements.txt" as a
# readthedocs compatible alternative to "pip install -e ." which is a working
# alternative to "setup.py develop" which doesn't work with Mercurial 3.7
.