What are instance variables, and what role does the name ‘self’ play in the context of a class definition?

1)  GUI Questions for Python 2.7

  1. What are instance variables, and what role does the name ‘self’ play in the context of a class definition?
  2. Explain what usually happens in the __init__ method of a main window class.
  3. Describe how a vertical scroll bar is associated with a list box.
Programming Essentials

2)  Experience in Event Driven Programming

Consider your experience with event driven programming both in and out of the classroom. Discuss your experience and which events you think are most useful. Provide some examples of how you might use events to enhance a program.

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