External library requirements

In addition to the several built-in modules of Python, we will use the following two external modules in this project:

1. The pyglet library for audio manipulation
2. Pmw (short for Python megawidget) for the widgets that are not available in core Tkinter

The pyglet module

Pyglet is a cross-platform windowing and multimedia library for Python. It can be downloaded at https://bitbucket.org/pyglet/pyglet/wiki/Download.

Pyglet can be installed using the pip installer, which is the default package manager for Python by using the following command:

pip3 install pyglet

Windows users can also download and install binary packages for pyglet from http://www.lfd.uci.edu/~gohlke/pythonlibs/#pyglet.

Pyglet needs...