remove print() statements and fix logging usage
#881
| Job | Run time |
|---|---|
| 31m 7s | |
| 24m 54s | |
| 24m 58s | |
| 22m 6s | |
| 19m 31s | |
| 25m 21s | |
| 23m 44s | |
| 19m 7s | |
| 25m 40s | |
| 22m 2s | |
| 18m 56s | |
| 25m 40s | |
| 21m 51s | |
| 21m 52s | |
| 5h 26m 49s |