Changelog for QCoDeS 0.21.0 The December 2020 release of QCoDeS. Breaking Changes: The default behavior of do_plot in doNd functions changed to False. The default value can be configured in the qcodesrc.json config file (#2478) plotting: Don't scale empty units (#2488) New: Example notebook for using Plottr with Qcodes measurements for live plotting (#2494) Add kwarg for passing experiment to doNd functions (With tests) (#2526) Improved: The old loop and plotting methods are removed from driver notebooks: Alazar9360 (#2477) Add PycQED to related projects (#2446) Updated HP8753D notebook with doNd and its driver timeout (#2520) Add config options for dataset write_in_background and write_periode (#2511) filter urllib3.connection related warnings from console logger (#2540) Improved drivers: Keysight 34465A: Add missing parameters to pyvisa sim yaml file (#2452, #2493) Driver SR86x: Add complex voltage (#2458) Fix parameter name in Alazar ATS9870: EXTERNAL_CLOCK_10MHz_REF (#2492) Add DC bias and measurement time params to Keysight E4980A driver (#2502) Add impedance autorange parameter to Keysight E4980A driver (#2531) Keysight B1500: ensure making snapshot of the pyvisa-sim instrument does not raise warnings (#2532) Under the hood: Verify that requirements are compatible with Spyder (#2443) Require use of Any in all generic types (#2450, #2453, #2454, #2457, #2463, #2468, #2469) Minor typing improvements (#2456, #2475) refactor logic to find scale and prefix for units into a public function (#2480) Use the latest json schema draft supported by python jsonschema validator (#2510) GitHub actions cleanup (#2535) Update readme badge to point to github actions (#2538)