M1 Mac创建虚拟环境遇到的问题

• 报错信息
  PackagesNotFoundError: The following packages are not available from current channels:
  python=3.7
  Current channels:
  https://mirrors.tuna.tsinghua.edu.cn/anaconda/pkgs/main/osx-arm64
  https://mirrors.tuna.tsinghua.edu.cn/anaconda/pkgs/main/noarch
  https://mirrors.tuna.tsinghua.edu.cn/anaconda/pkgs/r/osx-arm64
  https://mirrors.tuna.tsinghua.edu.cn/anaconda/pkgs/r/noarch
  https://mirrors.tuna.tsinghua.edu.cn/anaconda/pkgs/msys2/osx-arm64
  https://mirrors.tuna.tsinghua.edu.cn/anaconda/pkgs/msys2/noarch
  To search for alternate channels that may provide the conda package you’re
  looking for, navigate to
  https://anaconda.org
  and use the search bar at the top of the page.
• 解决办法
  我觉得可能是python版本老了，换python3.8就好了