我在pyenv中安装了两个版本的python3.7.5和3.8.6。
我通常使用python3.8.6,因此它是全局激活的(pyenv global 3.8.6
)
我还通过python3.8.6中的pip install pipx
安装了pipx,以全局(pipx install jupyterlab
)安装jupyter lab,它位于~/.local/pipx/venvs/jupyterlab
似乎已经预装了一个jupyter内核
$ jupyter kernelspec list
Available kernels:
python3 ~/.pyenv/versions/3.8.6/share/jupyter/kernels/python3
当我执行jupyter lab
时,会自动选择这个内核。
但是,在jupyter lab中,我无法导入安装在python3.8.6中的numpy
[1]: import numpy as np
[1]: ---------------------------------------------------------------------------
ModuleNotFoundError Traceback (most recent call last)
<ipython-input-1-0aa0b027fcb6> in <module>
----> 1 import numpy as np
ModuleNotFoundError: No module named 'numpy'
这可能是由于路径设置造成的
[2]: import sys
sys.path
[2]: ['~/',
'~/.pyenv/versions/3.8.6/lib/python38.zip',
'~/.pyenv/versions/3.8.6/lib/python3.8',
'~/.pyenv/versions/3.8.6/lib/python3.8/lib-dynload',
'',
'~/.local/pipx/venvs/jupyterlab/lib/python3.8/site-packages',
'~/.local/pipx/shared/lib/python3.8/site-packages',
'~/.local/pipx/venvs/jupyterlab/lib/python3.8/site-packages/IPython/extensions',
'~/.ipython']
~/.pyenv/versions/3.8.6/lib/python3.8/site-packages
应该在sys.path
中。为什么不包括这条路径
您需要使用pipx。键入“pipx注入jupyterlab numpy scipy matplotlib等” 这将把这些模块安装到jupyterlab虚拟环境中
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