[MNT] Fix race condition in OpenMLSplit._from_arff_file
#3228
| Job | Run time |
|---|---|
| 1m 41s | |
| 1m 41s |
OpenMLSplit._from_arff_file
#3228
| Job | Run time |
|---|---|
| 1m 41s | |
| 1m 41s |