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We also use the keyword “elif”. This defines an alternate branch. Be careful with the order of branches! If more than one branch is True, only the first one will be used. For example: 1. 2. 3. 4. 5. 6. 7. 8. 9. ”) This code will only ever print “Big”, and the other statements will be ignored. Quiz Try to answer these questions without using the interpreter. 1. What are the boolean values - bool(a) - for the following variables: 1. 2. 3. 4. a = False a = “0” a = 0 * 18 a = “None” 2. What is the output of the following statement: (2 ** 2 == 4 and False) or (not (16 > 15 or 1 == 3)) 3.

ANSWER: You just need to make sure that max speed is capped by 30 km/h in Bike’s constructor 1. class Bike(Vehicle): 2. def __init__(self, name, max_speed): 3. max_speed = min(max_speed, 30) 4. __init__(name, max_speed) Exercises PROBLEM: Add to your code from the previous exercise a new method called show_status that prints something like “The bike is BMX, its speed is 27 km/h” ANSWER: Method’s implementation is supposed to look the following way: 1. def show_status(self): 2. name + “, its speed is “ 3.

They are useful for adding small comments at the beginning of functions. 1. # This is a valid single line comment. You can also add inline comments after a line of code, which can be useful for clarifying statements. 1. ”) 2. # This is another. # This would be an inline comment in Python Multi-line Comments Rather than chaining several single line comments together, for larger comments, you can use three consecutive quotation marks on the first and last line. 1. 2. 3. 4. 5. “”” This is a better way of using comments that span over multiple lines without having to use lots of hashes.

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