# Repeating my advice from the previous chapter, whenever you learn a new feature, you should try…

Repeating my advice from the previous chapter, whenever you learn a new feature, you should try it out in interactive mode and make errors on purpose to see what goes wrong. ( you need to program in Python)

• We’ve seen that n = 42 is legal. What about 42 = n? 2.10. Exercises 15

• How about x = y = 1? • In some languages every statement ends with a semi-colon, ;. What happens if you put a semi-colon at the end of a Python statement?

• What if you put a period at the end of a statement?

• In math notation you can multiply x and y like this: xy. What happens if you try that in Python?

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