[bandlabextractor] added new bandlab extractor for track, album, and playlist… #2810

Job	Run time
Linter	16s
Select tests from inputs	1s
Run tests (ubuntu-20.04, 2.7, cpython, core, sh)	1m 0s
Run tests (ubuntu-20.04, 3.2, cpython, core, sh)	1m 6s
Run tests (ubuntu-20.04, 3.5, cpython, core, sh)	1m 8s
Run tests (ubuntu-20.04, 3.9, cpython, core, sh)	1m 14s
Run tests (ubuntu-20.04, 3.11, cpython, core, sh)	59s
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 32s
Run tests (ubuntu-20.04, pypy-3.7, cpython, core, sh)	2m 31s
Run tests (windows-2019, 3.4, cpython, core, bat)	2m 9s
Run tests (windows-2019, 3.4, cpython, nodownload, bat)	52s
Run tests (ubuntu-20.04, 2.7, jython, core, sh)	3m 7s
Run tests (ubuntu-20.04, 2.7, jython, nodownload, sh)	23s
	19m 38s

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