python问题解决

Collecting package metadata (current_repodata.json): ...working... failed   UnavailableInvalidChannel: The channel is not accessible or is invalid.   channel name: simple   channel url: https://pypi.tuna.tsinghua.edu.cn/simple   error code: 404  You will need to adjust your conda configuration to proceed. Use `conda config --show channels` to view your configuration's current state, and use `conda config --show-sources` to view config file locations.

输入：

 conda config --remove-key channels