Iteration, Generators, And yield# The Iterator Protocol Iteration in Python What’s an Iterator? What’s an Iterable? The Iterator Protocol The Iterator Protocol: Manual Iteration The Iterator Protocol, And The for Loop Generators: Motivation Generators: How? Observations Implementing A Fibonacci Number Generator Fibonacci Numbers: Naive List Fibonacci Numbers: Naive List, Limited Sideway: Infinity by Not Using Functions Fibonacci Numbers: Function Producing Infinite Sequence Common Pattern: Turn List into Generated Items