You're looking at StableBuild's Deleted PyPI mirror - where we index all deleted packages from the Python package registry.
argsreq was reported malicious
OSV:MAL-2024-4777 - Malicious code in argsreq (PyPI)

argsreq
1.7

This version was deleted from PyPI around 2024-04-16. Installing fails with:
$ pip3 install argsreq==1.7 ERROR: Could not find a version that satisfies the requirement argsreq==1.7
View other deleted versions of argsreq

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/2024-04-15/ \ argsreq==1.7
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Or, download files manually

And install manually via pip:
argsreq-1.7-py3-none-any.whl (15.4KB)
argsreq-1.7.tar.gz (8.1KB)