Unpack the tgz
tar xvzf pygame-1.8.0rc3.tar.gz
cd pygame-1.8.0rc3
Configure
python config.py
The output should be:
Using Darwin configuration...
Hunting dependencies...
Framework SDL found
Framework SDL_ttf found
Framework SDL_image found
Framework SDL_mixer found
Framework smpeg not found
NUMERIC : found 24.2
PNG : found
JPEG : found
Edit Setup and put a '#' at the start of the line:
#scrap src/scrap.c $(SDL) $(X11)
Build pygame
python setup.py build
Install pygame
sudo python setup.py install