FastAPI Learning Project

This repository contains a basic API built with FastAPI, a modern Python framework for building high-performance web applications and APIs.
The project demonstrates how to set up a FastAPI app, run it locally, and explore the automatically generated Swagger UI.

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🚀 Features

• Built with FastAPI (Python 3.12+)
• Automatic interactive API docs using Swagger UI (/docs)
• Type-safe request/response validation with Pydantic
• Runs on Uvicorn ASGI server

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📂 Project Structure

D:\Projects_Components\FastAPI\Basic_API
│── main.py          # FastAPI application entry point
│── requirements.txt # Dependencies
│── README.md        # Project documentation

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⚙️ Setup Instructions

1. Create Virtual Environment

python -m venv myenv

2. Activate Virtual Environment

• PowerShell:

  .\myenv\Scripts\Activate.ps1

• Command Prompt (cmd.exe):

  myenv\Scripts\activate.bat

3. Install Dependencies

pip install fastapi uvicorn

4. Run the Application

uvicorn main:app --reload

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🌐 Accessing the API

• Base URL: http://127.0.0.1:8000
• Swagger UI (interactive docs): http://127.0.0.1:8000/docs
• ReDoc docs: http://127.0.0.1:8000/redoc

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📌 Example Endpoint

from fastapi import FastAPI

app = FastAPI()

@app.get("/")
def read_root():
    return {"message": "Hello, FastAPI!"}

@app.get("/items/{item_id}")
def read_item(item_id: int):
    return {"item_id": item_id}

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📝 Notes

• This project is for learning purposes and exploring FastAPI basics.
• You can extend it with database integration, authentication, or more complex routes.
• The auto-generated docs are available at /docs once the server is running.

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📖 References

• FastAPI Documentation
• Uvicorn ASGI Server