PERF-#6716: Avoid materializing axes in _filter_empties
#6471
| Job | Run time |
|---|---|
| 2m 40s | |
| 1m 44s | |
| 8s | |
| 4m 32s |
_filter_empties
#6471
| Job | Run time |
|---|---|
| 2m 40s | |
| 1m 44s | |
| 8s | |
| 4m 32s |