fix tox error on python 3.8 #357
| Job | Run time |
|---|---|
| 36s | |
| 38s | |
| 38s | |
| 47s | |
| 38s | |
| 44s | |
| 50s | |
| 43s | |
| 41s | |
| 55s | |
| 56s | |
| 44s | |
| 43s | |
| 58s | |
| 58s | |
| 51s | |
| 38s | |
| 1m 4s | |
| 56s | |
| 49s | |
| 1m 5s | |
| 1m 10s | |
| 1m 7s | |
| 1m 7s | |
| 1m 49s | |
| 2m 14s | |
| 1m 38s | |
| 3m 13s | |
| 1m 35s | |
| 1m 39s | |
| 1m 47s | |
| 2m 4s | |
| 1m 44s | |
| 1m 36s | |
| 1m 39s | |
| 2m 13s | |
| 1m 35s | |
| 2m 1s | |
| 2m 3s | |
| 2m 30s | |
| 2m 34s | |
| 2m 17s | |
| 2m 47s | |
| 2m 35s | |
| 1m 18s | |
| 1m 8s | |
| 1m 42s | |
| 1m 1s | |
| 1m 0s | |
| 1m 12s | |
| 1m 14s | |
| 1m 11s | |
| 50s | |
| 1m 10s | |
| 1m 12s | |
| 51s | |
| 34s | |
| 52s | |
| 58s | |
| 41s | |
| 54s | |
| 59s | |
| 55s | |
| 43s | |
| 1h 22m 14s |