snipette-rss-temp/app.py

from flask import Flask, Response
app = Flask(__name__)

@app.route('/feed.xml')
def feed():
    lines = []
    with open('feed.xml', 'r') as f:
        for l in f.readlines():
            lines.append(l)
    return Response('\n'.join(lines),
        mimetype='application/rss+xml')

@app.route('/')
def homepage():
    return '''
    <h1>Whoops!</h1>
    <p>
      Hey! We're currently having some problems with our website,
      since our server is down. We'll be back soon though. Thanks
      for your patience!
    </p>
    '''

if __name__ == '__main__':
    app.run(debug=True, use_reloader=True)