Anaconda建立新的环境，出现CondaHTTPError: HTTP 000 CONNECTION FAILED for url ...... 解决过程

.condarc文件:出错的话,可以把 https 改为 http

channels:
  - defaults
show_channel_urls: true
channel_alias: <https://mirrors.tuna.tsinghua.edu.cn/anaconda>
default_channels:
  - <https://mirrors.tuna.tsinghua.edu.cn/anaconda/pkgs/main>
  - <https://mirrors.tuna.tsinghua.edu.cn/anaconda/pkgs/free>
  - <https://mirrors.tuna.tsinghua.edu.cn/anaconda/pkgs/r>
  - <https://mirrors.tuna.tsinghua.edu.cn/anaconda/pkgs/pro>
  - <https://mirrors.tuna.tsinghua.edu.cn/anaconda/pkgs/msys2>
custom_channels:
  conda-forge: <https://mirrors.tuna.tsinghua.edu.cn/anaconda/cloud>
  msys2: <https://mirrors.tuna.tsinghua.edu.cn/anaconda/cloud>
  bioconda: <https://mirrors.tuna.tsinghua.edu.cn/anaconda/cloud>
  menpo: <https://mirrors.tuna.tsinghua.edu.cn/anaconda/cloud>
  pytorch: <https://mirrors.tuna.tsinghua.edu.cn/anaconda/cloud>
  simpleitk: <https://mirrors.tuna.tsinghua.edu.cn/anaconda/cloud>