compileall with workers would is faster with larger chunksize

[hauntsaninja]

Feature or enhancement

Proposal:

Currently we do a map with the default chunksize=1 over files:

cpython/Lib/compileall.py

Line 109 in 3726cb0

results = executor.map(partial(compile_file,

A quick local benchmark suggests that chunksize=4 would be 20% faster

Has this already been discussed elsewhere?

This is a minor feature, which does not need previous discussion elsewhere

Links to previous discussion of this feature:

No response

Linked PRs

• gh-117205: Increase chunksize when compiling pyc in parallel #117206

[JelleZijlstra]

Looks like this has been done, thanks!