Slightly refactor/comment the harness for clarity.

10 jobs for fix-harness-double-free in 5 minutes and 28 seconds (queued for 6 seconds)
Child pipeline (parent)
Status Name Job ID Coverage
  Build
passed build:python #13590

00:02:30

 
  Test
passed test:python: [3.6] #13592

00:01:30

passed test:python: [3.7] #13593

00:01:27

passed test:python: [3.8] #13594

00:02:00

passed test:python: [3.9] #13595

00:02:02

 
  Dist
passed dist:python:sdist #13596

00:00:38

passed dist:python:wheel: [3.6] #13597

00:00:54

passed dist:python:wheel: [3.7] #13598

00:00:37

passed dist:python:wheel: [3.8] #13599

00:00:37

passed dist:python:wheel: [3.9] #13600

00:00:41