python3-threadpoolctl 3.1.0-1 (s390x binary) in ubuntu oracular

 Thread-pool Controls provides Python helpers to limit the number of threads
 used in the threadpool-backed of common native libraries used for scientific
 computing and data science (e.g. BLAS and OpenMP).
 .
 Fine control of the underlying thread-pool size can be useful in workloads
 that involve nested parallelism so as to mitigate oversubscription issues.