Python Flask API

A simple REST API built with Flask demonstrating Docker containerization.

Features

• Health check endpoints
• Sample data API endpoint
• CORS support for cross-origin requests
• Environment variable configuration
• Docker containerization with health checks

Local Development

Prerequisites

• Python 3.11+
• pip

Setup

# Create virtual environment
python -m venv venv

# Activate virtual environment
# On Windows:
venv\Scripts\activate
# On macOS/Linux:
source venv/bin/activate

# Install dependencies
pip install -r requirements.txt

# Run the app
python app.py

The API will be available at http://localhost:5000

API Endpoints

• GET / - Health check with version info
• GET /api/health - Detailed health status
• GET /api/data - Sample data endpoint

Docker

Build

docker build -t python-api:latest .

Run

docker run -p 5000:5000 python-api:latest

Environment Variables

• PORT - Port to run on (default: 5000)
• DEBUG - Debug mode (default: False)
• ENVIRONMENT - Environment name (default: development)

Testing

curl http://localhost:5000/
curl http://localhost:5000/api/health
curl http://localhost:5000/api/data