Python File Handling Tutorial 📂🐍

Learn Python File Handling step by step! This tutorial covers creating, reading, writing, appending, and managing files using Python. Perfect for beginners, students, and developers who want to master file operations efficiently.

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📌 Table of Contents

1. Introduction
2. File Operations Overview
3. File Modes
4. Reading Files
5. Writing Files
6. Appending Files
7. Using with Statement
8. Other Useful Methods
9. Examples
10. Resources

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Introduction

File Handling in Python allows programs to create, read, write, update, and manage files.
With file handling, you can store data permanently or retrieve it when needed.

Common operations include:

• Open – Access a file
• Read – Read file content
• Write – Write content to a file
• Append – Add content to the end of a file
• Close – Close the file safely

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File Operations Overview

Operation	Function / Mode	Description
Open file	open(filename, mode)	Access a file
Read file	file.read() / file.readline() / file.readlines()	Read file content
Write file	file.write()	Write new content
Append file	file.write() with 'a' mode	Add content to file end
Close file	file.close()	Close file
With statement	with open() as file:	Automatically open and close file

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File Modes

Mode	Description
'r'	Read only (default)
'w'	Write only (overwrite if exists)
'a'	Append only (add at end)
'r+'	Read and write
'rb'	Read binary
'wb'	Write binary
'ab'	Append binary

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Reading Files

Read a file's content using "r" mode.

with open("example.txt", "r") as file:
    content = file.read()
    print(content)


























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