1. Create new Google App Engine application
2. Create app.yaml by copying app.yaml.sample
3. Change application id appropriately
4. Deploy and wait for index building (takes a few minutes)
5. Edit .config page. See this example
6. Done

Execute following command on project home:

python run_tests.py <APP_ENGINE_SDK_PATH> <TEST_PACKAGE_PATH>

Example:

python run_tests.py /usr/local/Cellar/google-app-engine/1.8.1/share/google-app-engine ./tests

See Ecogwiki Help page