Error I don't understand trying to build HTML docs

I’m trying to make the docs for the first time in a long while. Running make venv in the Doc directory, I get this error: (py314) ~/src/python/cpython/Doc% make venv Creating venv in ./venv Using CPython 3.14.5 interpreter at: /Users/skip/.local/bin/python3 Creating virtual environment at: ./venv Activate with: source venv/bin/activate error: Couldn't parse requirement in `pylock.toml` at position 78 Caused by: no such comparison operator "=", must be one of ~= == != <= >= < > === lock-versio...