是的，我已经安装了一个版本。
尝试使用the index of the children is 0 and the index of the local_storage is null
the index of the children is 1 and the index of the local_storage is null
the index of the children is 2 and the index of the local_storage is 2
the index of the children is 3 and the index of the local_storage is 3
the index of the children is 4 and the index of the local_storage is null
运行我的Python脚本。
我尝试过python36 program.py，并得到以下说法：我已经拥有它：
sudo yum install python-matplotlib.x86_64
所以我不知道该怎么办。我将Loaded plugins: fastestmirror
Loading mirror speeds from cached hostfile
* base: mirror.hmc.edu
* elrepo: repos.lax-noc.com
* epel: mirror.sjc02.svwh.net
* extras: mirror.hmc.edu
* updates: mirror.scalabledns.com
Package python-matplotlib-1.2.0-15.el7.x86_64 already installed and latest version
Nothing to do
用于import语句。有人知道我的问题是什么吗？