相关疑难解决方法(0)

错误信息：

\n

error: externally-managed-environment\n\n\xc3\x97 This environment is externally managed\n\xe2\x95\xb0\xe2\x94\x80> To install Python packages system-wide, try apt install\n    python3-xyz, where xyz is the package you are trying to\n    install.\n\n    If you wish to install a non-Debian-packaged Python package,\n    create a virtual environment using python3 -m venv path/to/venv.\n    Then use path/to/venv/bin/python and path/to/venv/bin/pip. Make\n    sure you have python3-full installed.\n\n    If you wish to install a non-Debian packaged Python application,\n    it may be easiest to use pipx install xyz, which will manage …

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命令：

pip install -r requirements.txt\n

输出：

error: externally-managed-environment\n\n\xc3\x97 This environment is externally managed\n\xe2\x95\xb0\xe2\x94\x80> To install Python packages system-wide, try apt install\npython3-xyz, where xyz is the package you are trying to\ninstall.\n\nIf you wish to install a non-Debian-packaged Python package,\ncreate a virtual environment using python3 -m venv path/to/venv.\nThen use path/to/venv/bin/python and path/to/venv/bin/pip. Make\nsure you have python3-full installed.\n\nIf you wish to install a non-Debian packaged Python application,\nit may be easiest to use pipx install xyz, which will manage a\nvirtual environment …