GoogleHome- Dialogflow (webhook) ,read Sensor value API (python )

webhook.py

# -*- coding: utf-8 -*- 
# 日本語
from urllib2 import urlopen
import webapp2
import json
import os
#define
mDnsName="http://your-DNS.jp"

#
class WebhookHandler(webapp2.RequestHandler):
    def get(self):
    	self.response.headers['Content-Type'] = 'text/plain'
    	self.response.write("this is [GET] url" )

    def post(self):
        sURL =mDnsName +"/tst/ghome/dat/device1-api"
        result = json.load(urlopen(sURL))
#        text = "ok, temperature is " +str(result["temperature"])+ " degree"
        text = "ok, リビングの温度は、" +str(result["temperature"])+ " 度です。"
        sDat  = "{'speech':'"+ text+ "'"
        sDat += ",'displayText' :'"+ text+ "'"
        sDat += "}"
        sJs = json.dumps(sDat  )
        dict = {'speech' : text , 'displayText' :text }
        sDict =json.dumps(dict)
#print(json.dumps(dict) )
#        print(sJs )
        self.response.headers['Content-Type'] = 'application/json'
        self.response.write( sDict )
        
app = webapp2.WSGIApplication([
    ('/webhook', WebhookHandler )
], debug=True)