Delete all twitter DMs using this python script

gistfile1.py

#!/usr/bin/python2

# Go to dev.twitter.com/apps and create a new app; put the information here.
# You need the tweepy library.

consumer_secret = ''
consumer_key = ''
access_token_key = ''
access_token_secret = ''

import tweepy
auth = tweepy.OAuthHandler(consumer_key, consumer_secret)
auth.set_access_token(access_token_key, access_token_secret)

api = tweepy.API(auth)

def deleteDMs():
  while True:
    dlist = api.direct_messages()
    if len(dlist) >= 1:
      for d in dlist: 
        print "Destroying " + d.text + "\n"
        d.destroy()
    else:
        break
  while True:
    dlist = api.sent_direct_messages()
    if(dlist) >= 1:
      for d in dlist: 
        print "Destroying " + d.text + "\n"
        d.destroy()
    else:
        break    

deleteDMs()