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

graphscope
0.26.0a20231207

This version was deleted from PyPI around 2023-12-18. Installing fails with:
$ pip3 install graphscope==0.26.0a20231207 ERROR: Could not find a version that satisfies the requirement graphscope==0.26.0a20231207
View other deleted versions of graphscope

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/2023-12-17/ \ graphscope==0.26.0a20231207
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Or, download files manually

And install manually via pip:
graphscope-0.26.0a20231207-py2.py3-none-macosx_12_0_x86_64.whl (196.3MB)
graphscope-0.26.0a20231207-py2.py3-none-manylinux_2_17_x86_64.manylinux2014_x86_64.whl (182.2MB)