pygame报错:PackagesNotFoundError: The following packages are not available from current channels

conda install pygame时报错,按网上办法，更新conda、anaconda，pip install，conda install -c conda-forge pygame 均行不通。

$ conda install pygame
Collecting package metadata (current_repodata.json): done
Solving environment: failed with initial frozen solve. Retrying with flexible solve.
Collecting package metadata (repodata.json): done
Solving environment: failed with initial frozen solve. Retrying with flexible solve.
PackagesNotFoundError: The following packages are not available from current channels:
  - pygame
Current channels:
  - https://mirrors.tuna.tsinghua.edu.cn/anaconda/pkgs/main/osx-
  - https://mirrors.tuna.tsinghua.edu.cn/anaconda/pkgs/main/noarch
  - https://mirrors.tuna.tsinghua.edu.cn/anaconda/pkgs/free/osx-
  - https://mirrors.tuna.tsinghua.edu.cn/anaconda/pkgs/free/noarch
  - https://repo.anaconda.com/pkgs/main/osx-
  - https://repo.anaconda.com/pkgs/main/noarch
  - https://repo.anaconda.com/pkgs/r/osx-
  - https://repo.anaconda.com/pkgs/r/noarch
  - https://conda.anaconda.org/conda-forge/osx-
  - https://conda.anaconda.org/conda-forge/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：

1 搜索包

anaconda search -t conda pygame 【conda search pygame是搜索不到的，没搜索到具体原因，欢迎知晓的人士指教】

platforms为适用的操作系统，Builds为适用的python版本
#app @ user1 in ~ [15:22:44]
$ anaconda search -t conda pygame
Using Anaconda API: https://api.anaconda.org
Packages:
     Name                      |  Version | Package Types   | Platforms       | Builds
     ------------------------- |   ------ | --------------- | --------------- | ----------
     CogSci/pygame             |  1.9.2a0 | conda           | linux-, win-32, osx-, win- | py35_0, py27_0
                                          : Python library based on SDL for making games
     Fadox45/pygame            |  1.9.2a0 | conda           | win-          | py35_0
     Maceo57/pygame            |  1.9.2a0 | conda           | osx-          | py35_0
     auto/pygamess             |    0.3.0 | conda           | linux-        | py27_0
                                          : https://github.com/kzfm/pygamess

Run 'anaconda show <USER/PACKAGE>' to get installation details

2 搜索包详情

anaconda show CogSci/pygame

$ anaconda show CogSci/pygame
Using Anaconda API: https://api.anaconda.org
Name:    pygame
Summary: Python library based on SDL for making games
Access:  public
Package Types:  conda
Versions:
   + 1.9.2a0

To install this package with conda run:
     conda install --channel https://conda.anaconda.org/CogSci pygame

3 安装包

conda install --channel https://conda.anaconda.org/CogSci pygame 

注意注意：
此包适用的python版本是py35_0, py27_0，conda的优点是会自动安装所依赖的python版本。我当前版本是3.7，所以最好自己再创建一个不同python版本的虚拟环境。