01. Python. List all variables along with the program units where they are declared, that are visible in the bodies of sub1, sub2, sub3, asume static scoping is used. x=1; y=3; z=5; def sub1(): a=7; y=9; z=11; def sub2(): global x; a=13; x=15; w=17; def sub3(); nonlocal a; a=19; b=21; z=23;

01. Python. List all variables along with the program units where they are declared, that are visible in the bodies of sub1, sub2, sub3, asume static scoping is used. x=1; y=3; z=5; def sub1(): a=7; y=9; z=11; def sub2(): global x; a=13; x=15; w=17; def sub3(); nonlocal a; a=19; b=21; z=23;

Database System Concepts

7th Edition

ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

Problem 1PE

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I need an EXPLANATION on how to solve this more than i need the answers. Please explain as simply and as thoroughly as possible

01. Python. List all variables along with the program units where they are declared, that are visible in the bodies
of sub1, sub2, sub3, asume static scoping is used.
x=1;
y=3;
z=5;
def sub1():
a=7;
y=9;
z=11;
def sub2():
global x;
a=13;
x=15;
w=17;
def sub3();
nonlocal a;
a=19;
b=21;
z=23;

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