我正在尝试在 virtualenv 中使用 pip 安装 pygame。我正在关注有关使用 Kivy 的本教程。但是，运行pip install pygame返回
Downloading/unpacking pygame
Downloading pygame-1.9.1release.tar.gz (2.1MB): 2.1MB downloaded
Running setup.py egg_info for package pygame
WARNING, No "Setup" File Exists, Running "config.py"
Using UNIX configuration...
/bin/sh: 1: sdl-config: not found
/bin/sh: 1: smpeg-config: not found
Hunting dependencies...
WARNING: "sdl-config" failed!
WARNING: "smpeg-config" failed!
Unable to run "sdl-config". Please make sure a development version of SDL is installed.
No files/directories in /tmp/pip-build-root/pygame/pip-egg-info (from PKG-INFO)
Storing complete log in /home/david/.pip/pip.log …