Don't call PyEval_InitThreads() when using Python >= 3.7

[chrisnovakovic]

PyEval_InitThreads() is redundant as of Python 3.7, is a no-op (and is deprecated) as of Python 3.9, and will be removed in Python 3.11 - only call it when using Python 3.6 or below.

[ghost]

It looks like @chrisnovakovic hasn't signed our Contributor License Agreement, yet.

The purpose of a CLA is to ensure that the guardian of a project's outputs has the necessary ownership or grants of rights over all contributions to allow them to distribute under the chosen licence.
Wikipedia

You can read and sign our full Contributor License Agreement here.

Once you've signed reply with [clabot:check] to prove it.

Appreciation of efforts,

clabot

[chrisnovakovic]

[clabot:check]

[ghost]

@confluentinc It looks like @chrisnovakovic just signed our Contributor License Agreement. 👍

Always at your service,

clabot

[edenhill]

Can you force-push to this PR again to trigger CI jobs?

[chrisnovakovic]

Sure thing. Sorry for the delay!

[CLAassistant]

Thank you for your submission! We really appreciate it. Like many open source projects, we ask that you sign our Contributor License Agreement before we can accept your contribution.
_{You have signed the CLA already but the status is still pending? Let us recheck it.}

[chrisnovakovic]

Rebased on master.

[confluent-cla-assistant]

🎉 All Contributor License Agreements have been signed. Ready to merge.
✅ chrisnovakovic
_{Please push an empty commit if you would like to re-run the checks to verify CLA status for all contributors.}