Question

1) Name an advantage of using assignment as an expression, then give an example (a line...

1) Name an advantage of using assignment as an expression, then give an example (a line of code) to support it.

2) What will be printed by a Python shell?

  • >>a,b = 1,4

                >>b,a = a+b,b-a

                >>print (a,b)

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Answer #1

1) The greatest benefit  of having assignment be an expression is that it allows your grammar to be simpler if one of your goals is that "everything is an expression".

Python defines a lambda form as being a single parameterized expression, that means you can't assign variables inside a lambda.

Example : we can assign multiple variables in one step.

x = y = z = 3;

2) 3 5

// Screenshot of the code & output

Python 3.7.4 Shell - 0 X File Edit Shell Debug Options Window Help Python 3.7.4 (tags/v3.7.4:e09359112e, Jul 8 2019, 19:29:22

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