Test #645
Description
``from flask import Flask, request, redirect, render_template_string
import random
import string
app = Flask(name)
In-memory storage for short link mapping
url_mapping = {}
Template for the HTML form
HTML_FORM = """
<!doctype html>
🎉 Generate a Short Link for Your Birthday Wish 🎂
Create Short Link {% if short_url %}Your short link: {{ short_url }}
{% endif %} """def generate_code(length=6):
return ''.join(random.choices(string.ascii_letters + string.digits, k=length))
@app.route('/', methods=['GET', 'POST'])
def home():
short_url = None
if request.method == 'POST':
long_url = request.form['long_url']
code = generate_code()
while code in url_mapping:
code = generate_code()
url_mapping[code] = long_url
short_url = request.host_url + code
return render_template_string(HTML_FORM, short_url=short_url)
@app.route('/')
def redirect_to_long_url(code):
long_url = url_mapping.get(code)
if long_url:
return redirect(long_url)
return "
Link not found!
", 404
if name == 'main':
app.run(debug=True)