You're looking at StableBuild's Deleted PyPI mirror - where we index all deleted packages from the Python package registry.

lightspark-bitcoin-py
0.2.7

This version was deleted from PyPI around 2023-11-21. Installing fails with:
$ pip3 install lightspark-bitcoin-py==0.2.7 ERROR: Could not find a version that satisfies the requirement lightspark-bitcoin-py==0.2.7
View other deleted versions of lightspark-bitcoin-py

Install through StableBuild

You can install this package from StableBuild's PyPI snapshots from before the version was deleted:
pip3 install \ -i https://YOUR_API_KEY.pypimirror.stablebuild.com/2023-11-20/ \ lightspark-bitcoin-py==0.2.7
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Or, download files manually

And install manually via pip:
lightspark_bitcoin_py-0.2.7-cp311-cp311-macosx_11_0_arm64.whl (476.9KB)
lightspark_bitcoin_py-0.2.7.tar.gz (10.1KB)