FastAPI Crash Course in Tamil 🔥 | Build REST API with Python, SQLAlchemy, PostgreSQL (Full Project)

Description

Welcome to the ultimate FastAPI crash course — perfect for beginners and intermediate Python developers who want to master FastAPI and build a real-world REST API from scratch! 🚀 In this full FastAPI tutorial, you’ll learn how to: • Set up a FastAPI project structure like a pro • Connect FastAPI with a PostgreSQL database using SQLAlchemy ORM • Create Pydantic models for data validation • Build CRUD endpoints (Create, Read, Update, Delete) for a Todo App • Debug common FastAPI and SQLAlchemy issues • Deploy your FastAPI app on Render (Free Hosting) • Explore Swagger UI for API documentation By the end of this crash course, you’ll have a fully functional FastAPI project ready for production and deployment 💪 Download: https://github.com/jvlcode/fastapi-todo ⏱️ Timestamps (Chapters) • 00:00 – Introduction to FastAPI Crash Course • 02:12 – Prerequisites for FastAPI Development • 04:01 – What Is FastAPI? Overview & Benefits • 05:44 – FastAPI Project Setup: Folder Structure & Tools • 11:33 – Environment Configuration (.env Setup) • 16:04 – Connecting FastAPI to PostgreSQL Database • 20:34 – Creating the Todo Model with SQLAlchemy • 25:51 – Building Pydantic Schemas for Todo API • 31:53 – Implementing Create Todo Endpoint (POST Method) • 43:11 – Running FastAPI App & Testing with Postman • 47:46 – Fixing Schema Validation Error in FastAPI • 50:21 – Resolving Database Connection String Issues • 52:03 – Debugging Table Creation Errors in SQLAlchemy • 54:51 – Fixing Data Refresh Issues in FastAPI DB • 58:45 – Fetching All Todos (GET Endpoint) • 01:02:36 – Get Single Todo by ID (GET Endpoint) • 01:09:22 – Update Todo Item (PUT Method) • 01:17:28 – Delete Todo Item (DELETE Method) • 01:21:22 – Deploying FastAPI App to Render (Step-by-Step) • 01:41:22 – Exploring Swagger UI & API Docs • 01:45:32 – Final Thoughts & Conclusion 🔥 What You’ll Learn ✅ FastAPI basics and advanced concepts ✅ REST API development with Python ✅ SQLAlchemy ORM integration ✅ Pydantic data validation ✅ PostgreSQL database configuration ✅ API testing with Postman ✅ Error handling & debugging ✅ Deployment using Render 🧩 Tech Stack Used • FastAPI – Modern Python web framework • SQLAlchemy ORM – For database operations • PostgreSQL – Relational database • Pydantic – Data validation • Uvicorn – ASGI server for FastAPI • Render – Free cloud deployment 📈 Perfect For • Python developers learning web APIs • Backend developers exploring modern frameworks • Anyone preparing for FastAPI projects or interviews • Students & professionals building portfolio projects 🤝 **Donate & Help this Channel:** UPI: 9444914384@okbizaxis PayPal: https://paypal.me/jvlogesh Buy me Kofi : https://ko-fi.com/jvlcode 🌐 **Join Udemy Courses** React Developer Course: https://udemy.com/course/react-developer-course-in-tamil/ Angular Course: https://www.udemy.com/course/angular-developer-course-in-tamil/ 📧 **Contact Information:** 📬 Email: updatelogesh@gmail.com 🔗 LinkedIn: https://linkedin.com/company/jvl-code 📷 Instagram: https://www.instagram.com/jvlcode 📱 Whatsapp: https://whatsapp.com/channel/0029VaCuQaGJP20yNnFF4Z0H 📘 Facebook: https://www.facebook.com/jvlcode 🌐 Website: https://www.jvlcode.com 🔔 For business inquiries or collaborations, please use the provided contact information. Thank you for your support! Don't forget to like, share, and subscribe for more content! 🔔