python module_error ai_generated true

ModuleNotFoundError: No module named 'setuptools'

ID: python/setuptools-no-module-named-setuptools

Also available as: JSON · Markdown · 中文
80%Fix Rate
86%Confidence
0Evidence
2025-11-01First Seen

Version Compatibility

VersionStatusIntroducedDeprecatedNotes
3.8 active — — —
3.9 active — — —

Root Cause

setuptools is not installed in the current Python environment.

generic

中文

当前 Python 环境中未安装 setuptools。

Workarounds

  1. 90% success Install setuptools via ensurepip 
    python -m ensurepip --upgrade
  2. 80% success Install from source 
    curl -O https://bootstrap.pypa.io/ez_setup.py && python ez_setup.py

Dead Ends

Common approaches that don't work:

  1. Installing setuptools with pip 30% fail

    May fail if pip is also missing.

  2. Using easy_install 50% fail

    Deprecated and may not work.