jupyter contrib nbextension install --user --skip-running-check
No module named 'pysqlite2'
解决方法：打开此文件sessionmanager.py，将from pysqlite2 改为 from sqlite3
from _sqlite3 import * ImportError DLL load failed
解决方法： 官网下载DLLhttps://sqlite.org/download.html
将压缩包内的DLL文件放到，AnacodaDLLs 或者 PythonDLLs
from . import (constans, error , message, context, DLL load failed
卸载pyzmq，再此安装Pyzmq