Route Parameter Example - Flask Typing CST Test
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Route Parameter Example — Flask Code
Returns user info based on route parameter.
from flask import Flask, jsonify
app = Flask(__name__)
@app.route('/users/<int:user_id>')
def get_user(user_id):
return jsonify({ 'id': user_id, 'name': f'User {user_id}' })
if __name__ == '__main__':
app.run(debug=True, port=5000)Flask Language Guide
Flask is a lightweight, WSGI-based web framework for Python. It emphasizes simplicity, flexibility, and minimalism, allowing developers to build web applications and APIs quickly without imposing a specific project structure.
Primary Use Cases
- ▸RESTful API development
- ▸Backend for web/mobile applications
- ▸Microservices architecture
- ▸Prototyping and MVP development
- ▸Serving dynamic web content using templates
Notable Features
- ▸Lightweight and minimalistic core
- ▸Extensible via Flask extensions
- ▸Built-in development server and debugger
- ▸URL routing and request handling
- ▸Jinja2 template engine for rendering HTML
Origin & Creator
Flask was created by Armin Ronacher in 2010 as part of the Pocoo project, aiming to provide a simple and extensible Python web framework.
Industrial Note
Flask is preferred for projects requiring flexibility, lightweight architecture, or microservices without the overhead of larger frameworks like Django.