This file defines a class that represents a sound.
This class encapsulates a sound file. The sound file is specified in the constructor and must be a file in either the current directory or a subdirectory named sounds.
The following code, for example, plays the sound file ringtone.wav:
ringtone = Sound("ringtone.wav") ringtone.play()
Starts playing the sound.
This call returns immediately without waiting for the sound to finish.