* Switch from nosetest to pytest
Fix schedule tests
Collect pytest coverage
Move pytest config into pytest.ini
Move cov to the pytest.ini
* Append coverage for the 2nd run
* Add coverage to all commands
* Coverage only for tests
* Get coverage from 1 place
* Rename classes to be pytest compatible
* Test coverage for examples and tests
* Max diff to -1
* Explain how to run pytest for the whole project
* Do not append code coverage for the main run
* Do not run coverage on examples
Co-authored-by: bogdan kyryliuk <bogdankyryliuk@dropbox.com>
* Deprecate groupby from query_obj
* Fix query_object bug
* Fix histogram
* Remove groupby from legacy druid connector and fix first batch of unit tests
* Deprecate some unnecessary tests + fix a few others
* Address comments
* hide SIP-38 changes behind feature flag
* Break out further SIP-38 related tests
* Reslove test errors
* Add feature flag to QueryContext
* Resolve tests and bad rebase
* Backport recent changes from viz.py and fix broken DeckGL charts
* Fix bad rebase
* backport #9522 and address comments