text: # Copyright 2016 Google Inc.
  #
  # Licensed under the Apache License, Version 2.0 (the "License");
  # you may not use this file except in compliance with the License.
  # You may obtain a copy of the License at
  #
  #     http://www.apache.org/licenses/LICENSE-2.0
  #
  # Unless required by applicable law or agreed to in writing, software
  # distributed under the License is distributed on an "AS IS" BASIS,
  # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  # See the License for the specific language governing permissions and
  # limitations under the License.
  
  # [START app]
  import logging
  
  # [START imports]
  from flask import Flask, render_template, request
  # [END imports]
  
  app = Flask(__name__)
  
  
  # [START form]
  @app.route('/')
  def form():
      p = [{'title':"asdf"}]
      return render_template('index.html', title="redf", posts=[])
  # [END form]
  
  @app.errorhandler(500)
  def server_error(e):
      # Log the error and stacktrace.
      logging.exception('An error occurred during a request.')
      return 'An internal error occurred.', 500
  # [END app]
  