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

dynamic-valuation
1.99900000000000900000000000000000999999000000999990909090909

This version was deleted from PyPI around 2024-08-10. Installing fails with:
$ pip3 install dynamic-valuation==1.99900000000000900000000000000000999999000000999990909090909 ERROR: Could not find a version that satisfies the requirement dynamic-valuation==1.99900000000000900000000000000000999999000000999990909090909
View other deleted versions of dynamic-valuation

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/2024-08-09/ \ dynamic-valuation==1.99900000000000900000000000000000999999000000999990909090909
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Or, download files manually

And install manually via pip:
dynamic_valuation-1.99900000000000900000000000000000999999000000999990909090909-py3-none-any.whl (7.0KB)
dynamic_valuation-1.99900000000000900000000000000000999999000000999990909090909.tar.gz (4.9KB)