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

dtiot-d2c
0.9.9

This version was deleted from PyPI around 2025-06-23. Installing fails with:
$ pip3 install dtiot-d2c==0.9.9 ERROR: Could not find a version that satisfies the requirement dtiot-d2c==0.9.9
View other deleted versions of dtiot-d2c

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/2025-06-22/ \ dtiot-d2c==0.9.9
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Or, download files manually

And install manually via pip:
dtiot_d2c-0.9.9-py3-none-any.whl (110.3KB)
dtiot_d2c-0.9.9.tar.gz (87.2KB)