Question: Python Program: 1) List all the variables, 2) along with the program units where they are declared, that are visible in the bodies of sub1,

Python Program:

Python Program: 1) List all the variables, 2) along with the program

units where they are declared, that are visible in the bodies of

1) List all the variables, 2) along with the program units where they are declared, that are visible in the bodies of sub1, sub2, and sub3, assuming static scoping is used:

x = 1; y = 3; z = 5; def sub10: a = 7; y = 9; Z = 11; def sub20): global a = 13 X = 15; W = 17; def sub30: nonlocal a; a = 19; b = 21 Z = 23

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