ImportError: libSM.so.6: cannot open shared object file: No such file or directory

使用ubuntu安装opencv后出现以下错误：

Traceback (most recent call last):
  File "manager.py", line 6, in <module>
    from Opencv.opencv import opencv
  File "/root/FlaskWebTest/Opencv/opencv.py", line 5, in <module>
    from .opencvFunc import *
  File "/root/FlaskWebTest/Opencv/opencvFunc.py", line 1, in <module>
    import cv2
  File "/root/anaconda3/envs/tensorflow/lib/python3.6/site-packages/cv2/__init__.py", line 4, in <module>
    from .cv2 import *
ImportError: libSM.so.6: cannot open shared object file: No such file or directory
 

解决办法：

sudo apt-get install -y python-qt4

参考链接：https://blog.youkuaiyun.com/dongwanli666/article/details/79078307