Add a new utility to split/part/partition data files while replicating any headers, e.g. a CSV header needed for parsing or something.
Add a new utility to split/part/partition data files while replicating
any headers, e.g. a CSV header needed for parsing or something.

While already pretty efficient, it could be parallelized for deployments
where output bandwidth can be higher in parallel such as writes to DIMMs.

c-blake/cligen