File Handling in Python

Topics Covered

Opening and closing a file

Reading from files

Writing into files

Appending into files

Tips for doing hands-on practice with this code base:

Monitor the file paths inside 'assests folder' in creating your path with "/" open(assets/in_file.txt)

Real-World Practice Projects

Log Analyzer: Read a log file and extract error messages. File Copier: Copy contents from one file to another. Word Counter: Count the number of words in a file. Simple Notes App: Append and retrieve notes from a text file.

What is File Handling in Python

File handling in Python refers to the process of creating, reading, writing, and manipulating files on a computer system using Python programming language. It allows developers to interact with files, such as text files, binary files, and more, enabling them to store and retrieve data efficiently. File handling is essential for tasks like data storage, configuration management, and logging. Python provides built-in functions and libraries to perform file operations, making it easy to work with files. File handling in Python is done using built-in functions and methods provided by the language. The most common operations include: “open()”

File Modes in Python

What You'll Learn:

'r' – Read 'w' – Write (overwrites) 'a' – Append 'x' – Exclusive creation 'b' – Binary 't' – Text (default) '+' – Read and write