[extractor/sbs] Overhaul extractor for new APIs #3023

Job	Run time
Linter	14s
Select tests from inputs	1s
Run tests (ubuntu-20.04, 2.7, cpython, core, sh)	1m 5s
Run tests (ubuntu-20.04, 3.2, cpython, core, sh)	1m 7s
Run tests (ubuntu-20.04, 3.5, cpython, core, sh)	1m 12s
Run tests (ubuntu-20.04, 3.9, cpython, core, sh)	1m 13s
Run tests (ubuntu-20.04, 3.11, cpython, core, sh)	1m 6s
Run tests (ubuntu-20.04, pypy-2.7, cpython, core, sh)	2m 20s
Run tests (ubuntu-20.04, pypy-3.6, cpython, core, sh)	2m 28s
Run tests (ubuntu-20.04, pypy-3.7, cpython, core, sh)	2m 46s
Run tests (windows-2019, 3.4, cpython, core, bat)	2m 10s
Run tests (windows-2019, 3.4, cpython, nodownload, bat)	1m 3s
Run tests (ubuntu-20.04, 2.7, jython, core, sh)	3m 7s
Run tests (ubuntu-20.04, 2.7, jython, nodownload, sh)	25s
	20m 17s

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