python config_error ai_generated true

error in setup.cfg: command 'install' has no such option 'prefix'

ID: python/setuptools-setup-cfg-invalid

Also available as: JSON · Markdown · 中文
80%Fix Rate
82%Confidence
0Evidence
2025-02-14First Seen

Version Compatibility

VersionStatusIntroducedDeprecatedNotes
3.9 active — — —
3.10 active — — —

Root Cause

An invalid option is specified in setup.cfg for the install command.

generic

中文

在 setup.cfg 中为 install 命令指定了无效选项。

Workarounds

  1. 90% success Correct the option name in setup.cfg 
    Change 'prefix' to 'prefix=' or remove it if not needed
  2. 80% success Move options to setup.py 
    Use setup(..., options={'install': {'prefix': '/usr/local'}})

Dead Ends

Common approaches that don't work:

  1. Ignoring the error and continuing 50% fail

    Installation may fail later.

  2. Removing the whole [install] section 30% fail

    May lose necessary settings.