Intro to Python for Computer Science and Data Science: Learning to Program with AI, Big Data and The Cloud

Exercises

Unless specified otherwise, use IPython sessions for each exercise.

1. 4.1 (Discussion: else Clause) In the script of Fig4.1. , we did not include an else clause in the if…elif statement. What are the possible consequences of this choice?

2. 4.2 (Discussion: Function-Call Stack) What happens if you keep pushing onto a stack, without enough popping?

3. 4.3 (What’s Wrong with This Code?) What is wrong with the following cube function’s definition?

   def cube(x):
       """Calculate the cube of x."""
       x ** 3
   print('The cube of 2 is', cube(2))
   

1. 4.4 (What’s Does This Code Do?) What does the following mystery function do? Assume you pass the list [1, 2, 3, 4, 5] as an argument.

   def mystery(x):
       y = 0
       for value in x:
           y += value ** 2
       return y
   

1. 4.5 (Fill ...