小白求问，No module named 'PyQt5.QtWebEngineWidgets'

装了Anaconda后，输Spyder出来这个，怎么整
[xxx@xxx]$ spyder
Traceback (most recent call last):
File "/opt/Anaconda/lib/python3.5/site-packages/qtpy/QtWebEngineWidgets.py", line 22, in <module>
from PyQt5.QtWebEngineWidgets import QWebEnginePage
ImportError: No module named 'PyQt5.QtWebEngineWidgets'
During handling of the above exception, another exception occurred:
Traceback (most recent call last):
File "/opt/Anaconda/bin/spyder", line 6, in <module>
sys.exit(spyder.app.start.main())
File "/opt/Anaconda/lib/python3.5/site-packages/spyder/app/start.py", line 103, in main
from spyder.app import mainwindow
File "/opt/Anaconda/lib/python3.5/site-packages/spyder/app/mainwindow.py", line 92, in <module>
from qtpy import QtWebEngineWidgets # analysis:ignore
File "/opt/Anaconda/lib/python3.5/site-packages/qtpy/QtWebEngineWidgets.py", line 26, in <module>
from PyQt5.QtWebKitWidgets import QWebPage as QWebEnginePage
ImportError: libselinux.so.1: cannot open shared object file: No such file or directory