jupyter多次运行问题

问题描述

我在运行jupyter两次的时候，会报以下错误：
DuplicateFlagError: The flag ‘master’ is defined twice. First from /opt/conda/lib/python3.6/site-packages/ipykernel_launcher.py, Second from /opt/conda/lib/python3.6/site-packages/ipykernel_launcher.py. Description from first occurrence: Name of the TensorFlow master to use.

解决办法

重启 kernel:

再次运行

如上图，已经运行成功。