command not found: jupyter

回答: 当出现"command not found: jupyter"的错误时，可能是由于环境变量配置不正确导致的。首先，可以检查环境变量配置是否正确。在Windows系统中，可以通过运行命令"python -m pip install --upgrade pip"来升级pip，并通过"pip install jupyter"来安装jupyter。在Linux系统中，可以运行命令"python3 -m pip install --upgrade pip"来升级pip，并通过"pip install jupyter"来安装jupyter。如果安装后仍然无法找到该命令，可以尝试在终端输入"~/.local/bin/jupyter-notebook"来使用jupyter notebook。如果关闭终端再打开时仍然报错，可以修改环境变量配置。在~/.bashrc文件中添加jupyter notebook的路径，可以通过运行命令"sudo vim ~/.bashrc"来编辑该文件，并添加"export PATH=~/.local/bin:${PATH}"的内容。这样就可以解决"command not found: jupyter"的问题。\[1\]\[2\]\[3\]
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