一直报错无法启动

[ivangreat]

错误如下，安装了libXext.so.6之后还是报错，不知道是什么原因？

Traceback (most recent call last):
File "main.py", line 1, in
from web import Web
File "/root/py12306/12306-ocr/web.py", line 5, in
from ocr.ml_predict import Predict
File "/root/py12306/12306-ocr/ocr/ml_predict.py", line 2, in
import cv2
File "/usr/local/python3/lib/python3.7/site-packages/cv2/init.py", line 3, in
from .cv2 import *
ImportError: libXext.so.6: cannot open shared object file: No such file or directory