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

portia-sdk-python
0.0.1a27

This version was deleted from PyPI around 2025-04-17. Installing fails with:
$ pip3 install portia-sdk-python==0.0.1a27 ERROR: Could not find a version that satisfies the requirement portia-sdk-python==0.0.1a27
View other deleted versions of portia-sdk-python

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/2025-04-16/ \ portia-sdk-python==0.0.1a27
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Or, download files manually

And install manually via pip:
portia_sdk_python-0.0.1a27-py3-none-any.whl (55.9KB)
portia_sdk_python-0.0.1a27.tar.gz (40.9KB)