Collecting Flask-MySQLdb Using cached Flask-MySQLdb-1.0.1.tar.gz (4.3 kB) Preparing metadata (setup.py): started Preparing metadata (setup.py): finished with status 'error' error: subprocess-exited-with-error 脳 python setup.py egg_info did not run successfully. 鈹� exit code: 1 鈺扳攢> [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 脳 Encountered error while generating package metadata. 鈺扳攢> See above for output. note: This is an issue with the package mentioned above, not pip. hint: See above for details. WARNING: You are using pip version 22.0.4; however, version 23.1.2 is available. You should consider upgrading via the '/root/Env/flask_centos_linux/bin/python3.9 -m pip install --upgrade pip' command.

这是一个pip安装Flask-MySQLdb时出现的错误，提示缺少setuptools。你可以尝试升级pip到最新版本，使用命令 '/root/Env/flask_centos_linux/bin/python3.9 -m pip install --upgrade pip'，然后再次尝试安装Flask-MySQLdb。如果问题仍然存在，你可以尝试手动安装setuptools，使用命令 '/root/Env/flask_centos_linux/bin/python3.9 -m pip install setuptools'。希望这能帮到你。