See https://github.com/taverntesting/tavern/issues/127#issuecomment-398409023
calling run() directly will now cause a pytest isntance to be run in the background. This is to avoid having to maintain code and documentation for two separate entry points
0.11.0
- Add ability to use custom QoS for subscribing in MQTT - Add pytest marks to tests - Add strict key checking controllable by cli/per test - Add verification for multiple status codes - Improve 'doc' of test for pytest-pspec - Add internal xfail for testing Tavern