text: from flask import escape, Flask, Markup, render_template
  from werkzeug.routing import BaseConverter
  import markdown2
  
  app = Flask(__name__)
  app.config.from_object('onetimemsg.settings')
  
  # @see: http://stackoverflow.com/a/5872904
  class RegexConverter(BaseConverter):
      def __init__(self, url_map, *items):
          super(RegexConverter, self).__init__(url_map)
          self.regex = items[0]
  app.url_map.converters['regex'] = RegexConverter
  
  @app.template_filter('markdown')
  def markdown(s):
      return Markup(markdown2.markdown(escape(s)))
  
  # @see: http://flask.pocoo.org/docs/patterns/packages/#simple-packages
  from onetimemsg.views import *
  
  if __name__ == '__main__':
      app.run()