Complete Python & AI : From Basic to Master

Complete Python & AI: From Basic to Master – taught by Gauttam SK – is a comprehensive Udemy course that lets you learn Python online and explore AI fundamentals without paying a dime. Updated July 2026, this free Python course covers everything from basic syntax to advanced object‑oriented programming, database integration, and a capstone AI project. Whether you search for a “free Python course,” “Python Udemy course,” or “learn Python online,” this training delivers practical coding skills, interview preparation, and a certificate of completion.

What You'll Learn

• Build functional Python scripts that automate everyday tasks and process data efficiently.
• Master core data types, variables, loops, and functions to write clean, reusable code.
• Learn object‑oriented programming concepts and apply them to real‑world Python applications.
• Understand file handling, JSON manipulation, and API consumption for seamless data integration.
• Create database connections using MySQL and SQLite, enabling persistent data storage.
• Implement error handling, modular design, and package management for robust projects.
• Analyze mini‑projects and a capstone AI assignment to showcase a professional portfolio.
• Apply industry tips, best practices, and interview guidance to accelerate your Python career.

Course Details

• Instructor: Gauttam SK
• Rating: 3.6 stars (based on student reviews)
• Language: English (en‑US)
• Enrolled students: 13,790 learners worldwide
• Certificate: Yes, upon completion
• Includes: Lifetime access to all video lectures, downloadable resources, and mobile‑friendly playback

What This Course Covers

Python Foundations

• Introduction to Python environment setup and first‑program execution.
• Explanation of variables, data types, and basic operators.
• Hands‑on exercises for arithmetic, string manipulation, and type conversion.
• Real‑world examples illustrating code readability and commenting standards.

Control Flow & Functions

• Conditional statements (if, elif, else) for decision‑making logic.
• Loop structures (for, while) with practical iteration scenarios.
• Function definition, parameters, return values, and scope management.
• Mini‑project: building a command‑line calculator using functions.

Object‑Oriented Programming

• Class creation, attributes, methods, and the self reference.
• Inheritance, polymorphism, and encapsulation concepts with Python syntax.
• Designing reusable objects for simulation and data modeling tasks.
• Project: developing a simple inventory system employing OOP principles.

Data Handling & APIs

• Reading and writing files in text, CSV, and JSON formats.
• Consuming RESTful APIs with the requests library and handling responses.
• Parsing JSON data, error checking, and data transformation pipelines.
• Use case: fetching live weather data and visualizing results with Python.

Database Integration & Projects

• Connecting to MySQL and SQLite databases using sqlite3 and mysql‑connector.
• Executing CRUD (Create, Read, Update, Delete) operations through Python scripts.
• Implementing parameterized queries to prevent SQL injection attacks.
• Capstone project: building an end‑to‑end AI‑enabled application that stores user inputs in a database and generates predictions.

Who Should Take This Course

• Absolute beginners with no prior programming experience who want to start coding today.
• Computer science students seeking a solid Python foundation for coursework and research.
• Junior developers aiming to level up their Python skills for backend or automation roles.
• Data‑science enthusiasts preparing to use Python for analysis, machine learning, or AI projects.
• Professionals transitioning into Python‑centric careers such as DevOps, QA automation, or cloud scripting.

Prerequisites

• No prior experience needed — this course is beginner‑friendly and starts from zero.
• Basic computer literacy, such as installing software and navigating file systems, is recommended.

Why Enroll in This Course

This Udemy training provides 100 % off access through a free coupon, making it one of the best free Python courses available in 2026. The curriculum balances theory with hands‑on practice, ensuring you can immediately apply concepts to real projects. Because the content is updated regularly, you receive current best practices for Python 3 and emerging AI tools. The limited‑time free coupon creates urgency, encouraging learners to start now before the offer expires. Compared with other tutorials, this course offers a structured path from beginner to master, complete with interview preparation and a portfolio‑ready capstone.

Course Highlights

• Lifetime access to all video lessons, quizzes, and downloadable code files.
• Self‑paced learning that lets you study whenever and wherever you prefer.
• Certificate of completion that you can add