ubuntu下virtualenv虚拟环境里python报错ImportError: No module named matplotlib.pyplot解决方案
2018-04-08 02:23
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在ubuntu16.04上跑放在virtualenv虚拟环境里的python2.7版本的代码,需要用到matplotlib:
import matplotlib.pyplot as plt
报错:ImportError: No module named matplotlib.pyplot
查资料尝试在虚拟环境里安装该模块,终端输入指令:
sudo apt-get install python-matplotlib
再次运行代码,报错不变;
尝试在虚拟环境里换个指令安装该模块:
sudo pip install matplotlib
安装过程里有一大堆Requirement already satisfied ,最后安装结果如下:
Installing collected packages: cycler, kiwisolver, subprocess32, backports.functools-lru-cache, matplotlib
Found existing installation: cycler 0.9.0
Not uninstalling cycler at /usr/lib/python2.7/dist-packages, outside environment /usr
Running setup.py install for subprocess32 ... done
Successfully installed backports.functools-lru-cache-1.5 cycler-0.10.0 kiwisolver-1.0.1 matplotlib-2.2.2 subprocess32-3.2.7
还安装了一堆依赖包
然而运行代码,报错不变。
卸载重装:
sudo apt-get remove python-matplotlib
sudo apt-get install python-matplotlib
运行代码,报错不变
最后看到教程尝试:
先 pip install scipy
然后卸载:pip uninstall matplotlib
再次安装:pip install matplotlib
运行代码,成功~
总结起来是对sudo apt-get install和pip install安装的异同认识还不够,在python虚拟环境virtualenv里应该使用pip install安装才有效。
参考文献:https://blog.csdn.net/mr_sdhm/article/details/79119300
pip和apt-get安装区别:https://blog.csdn.net/rona_lin/article/details/45028277
import matplotlib.pyplot as plt
报错:ImportError: No module named matplotlib.pyplot
查资料尝试在虚拟环境里安装该模块,终端输入指令:
sudo apt-get install python-matplotlib
再次运行代码,报错不变;
尝试在虚拟环境里换个指令安装该模块:
sudo pip install matplotlib
安装过程里有一大堆Requirement already satisfied ,最后安装结果如下:
Installing collected packages: cycler, kiwisolver, subprocess32, backports.functools-lru-cache, matplotlib
Found existing installation: cycler 0.9.0
Not uninstalling cycler at /usr/lib/python2.7/dist-packages, outside environment /usr
Running setup.py install for subprocess32 ... done
Successfully installed backports.functools-lru-cache-1.5 cycler-0.10.0 kiwisolver-1.0.1 matplotlib-2.2.2 subprocess32-3.2.7
还安装了一堆依赖包
然而运行代码,报错不变。
卸载重装:
sudo apt-get remove python-matplotlib
sudo apt-get install python-matplotlib
运行代码,报错不变
最后看到教程尝试:
先 pip install scipy
然后卸载:pip uninstall matplotlib
再次安装:pip install matplotlib
运行代码,成功~
总结起来是对sudo apt-get install和pip install安装的异同认识还不够,在python虚拟环境virtualenv里应该使用pip install安装才有效。
参考文献:https://blog.csdn.net/mr_sdhm/article/details/79119300
pip和apt-get安装区别:https://blog.csdn.net/rona_lin/article/details/45028277
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