Update _validate_against_pure_literal to fail on Xarray objects (#2…
#2318
| Job | Run time |
|---|---|
| 7s | |
| 1m 32s | |
| 2m 59s | |
| 4m 33s | |
| 2m 6s | |
| 4m 7s | |
| 4m 3s | |
| 7m 28s | |
| 0s | |
| 0s | |
| 0s | |
| 26m 55s |