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

spcm
0.2.3

This version was deleted from PyPI around 2024-03-07. Installing fails with:
$ pip3 install spcm==0.2.3 ERROR: Could not find a version that satisfies the requirement spcm==0.2.3
View other deleted versions of spcm

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/2024-03-06/ \ spcm==0.2.3
Sign up for StableBuild to get an API key (it's free and takes <60 seconds!)

Or, download files manually

And install manually via pip:
spcm-0.2.3-py3-none-any.whl (36.8KB)
spcm-0.2.3.tar.gz (58.4KB)