安装bs4时出现问题
C:\Users\xxia>pip install bs4
Collecting bs4
Using cached bs4-0.0.1.tar.gz (1.1 kB)
Preparing metadata (setup.py) … error
error: subprocess-exited-with-error
× python setup.py egg_info did not run successfully.
│ exit code: 1
╰─> [1 lines of output]
ERROR: Can not execute setup.py since setuptools is not available in the build environment.
[end of output]
note: This error originates from a subprocess, and is likely not a problem with pip.
error: metadata-generation-failed
× Encountered error while generating package metadata.
╰─> See above for output.
note: This is an issue with the package mentioned above, not pip.
hint: See above for details.
解决方法：python -m pip install --upgrade setuptools
