old_contents: from pymongo import MongoClient
  import os
  
  mongodb_path = os.environ['MONGODB_URI']
  
  client = MongoClient(mongodb_path)
  
  celeb_collection = client.heroku_lsms3n9l.celebs
  
  def addRecord(celeb_id, en_name, sex, country, image_url, local_name=None, zh_name=None,  age=None, message_id=None):
      record = {
      	'celeb_id':celeb_id,
      	'en_name':en_name,
      	'local_name':local_name, 
      	'zh_name':zh_name, 
      	'sex':sex,
      	'age':age,
      	'country':country,
      	'image_url':image_url,
      	'message_id':message_id
      }
      celeb_collection.insert_one(record)
  
  def findRecordWithId(celeb_id):
      return celeb_collection.find_one({'celeb_id':celeb_id.lower()})
  
  def findRecordWithName(en_name):
      return celeb_collection.find_one({'en_name': name})
new_contents: from pymongo import MongoClient
  import os
  
  mongodb_path = os.environ['MONGODB_URI']
  
  client = MongoClient(mongodb_path)
  
  celeb_collection = client.heroku_lsms3n9l.celebs
  
  def addRecord(celeb_id, en_name, sex, country, image_url, local_name=None, zh_name=None,  age=None, message_id=None):
      record = {
      	'celeb_id':celeb_id,
      	'en_name':en_name,
      	'local_name':local_name, 
      	'zh_name':zh_name, 
      	'sex':sex,
      	'age':age,
      	'country':country,
      	'image_url':image_url,
      	'message_id':message_id
      }
      celeb_collection.insert_one(record)
  
  def findRecordWithId(celeb_id):
      print "celeb_id:" + celeb_id
      return celeb_collection.find({'celeb_id':celeb_id.lower()})
  
  def findRecordWithName(en_name):
      return celeb_collection.find({'en_name': name})
subject: change query