fix CI pipelines

9 jobs for master in 23 minutes and 10 seconds (queued for 3 seconds)
Status Job ID Name Coverage
  Test
passed test:format #7369
lint

00:10:58

passed test:lint:3.6 #7370
lint

00:12:05

passed test:lint:3.7 #7371
lint

00:02:34

passed test:lint:3.8 #7372
lint

00:02:28

passed test:py:3.6 #7373
docker

00:03:46

47.0%
passed test:py:3.7 #7374
docker

00:03:45

47.0%
passed test:py:3.8 #7375
docker

00:02:57

47.0%
 
  Build
passed build:doc #7377
build

00:02:53

passed build:py3 #7376
build

00:02:10