You're looking at StableBuild's Deleted PyPI mirror - where we index all deleted packages from the Python package registry.
eth-web3 was reported malicious
OSV:MAL-2025-921 - Malicious code in eth-web3 (PyPI)

eth-web3

This package was deleted from PyPI around 2025-01-07. Installing fails with:
$ pip3 install eth-web3 ERROR: Could not find a version that satisfies the requirement eth-web3 (from versions: none) ERROR: No matching distribution found for eth-web3

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pip3 install \ -i https://YOUR_API_KEY.pypimirror.stablebuild.com/2025-01-06/ \ eth-web3
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Or, download files manually

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6.0.0b6
6.0.0b7
6.0.1