fix import error when matplotlib is not installed #138
| Job | Run time |
|---|---|
| 4m 7s | |
| 2m 17s | |
| 5m 49s | |
| 3m 2s | |
| 4m 55s | |
| 5m 0s | |
| 2m 24s | |
| 5m 52s | |
| 3m 13s | |
| 2m 16s | |
| 4m 51s | |
| 2m 19s | |
| 4m 28s | |
| 2m 41s | |
| 3m 20s | |
| 7m 43s | |
| 7m 8s | |
| 11m 26s | |
| 10m 7s | |
| 8m 26s | |
| 13m 45s | |
| 11m 56s | |
| 10m 47s | |
| 2h 17m 52s |
| Job | Run time |
|---|---|
| 4m 7s | |
| 2m 17s | |
| 5m 49s | |
| 3m 2s | |
| 4m 55s | |
| 5m 0s | |
| 2m 24s | |
| 5m 52s | |
| 3m 13s | |
| 2m 16s | |
| 4m 51s | |
| 2m 19s | |
| 4m 28s | |
| 2m 41s | |
| 3m 20s | |
| 7m 43s | |
| 7m 8s | |
| 11m 26s | |
| 10m 7s | |
| 8m 26s | |
| 13m 45s | |
| 11m 56s | |
| 10m 47s | |
| 2h 17m 52s |