Question

How to write our own defined function in python without using .append

Answer 1

Explanation:

Real Python

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Introduction to Python 3

Defining Your Own Python Function

by John Sturtz Mar 09, 2020 7 Comments basics python

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Table of Contents

Functions in Python

The Importance of Python Functions

Abstraction and Reusability

Modularity

Namespace Separation

Function Calls and Definition

Argument Passing

Positional Arguments

Keyword Arguments

Default Parameters

Mutable Default Parameter Values

Pass-By-Value vs Pass-By-Reference in Pascal

Pass-By-Value vs Pass-By-Reference in Python

Argument Passing Summary

Side Effects

The return Statement

Exiting a Function

Returning Data to the Caller

Revisiting Side Effects

Variable-Length Argument Lists

Argument Tuple Packing

Argument Tuple Unpacking

Argument Dictionary Packing

Argument Dictionary Unpacking

Putting It All Together

Multiple Unpackings in a Python Function Call

Keyword-Only Arguments

Positional-Only Arguments

Docstrings

Python Function Annotations

Conclusion