code: def getContacts(self, **kwargs):
          
  
          # Warn user about unhandled parameters
          for key in kwargs:
              if key not in ['limit', 'offset']:
                  sys.stderr.write("'%s'" % key + ' is not a valid argument ' +
                                   'of getContacts()\n')
  
          return [PingdomContact(self, x) for x in
                  self.request("GET", "notification_contacts", kwargs).json()['contacts']]
docs: Returns a list of all contacts.
  
          Optional Parameters:
  
              * limit -- Limits the number of returned contacts to the specified
                  quantity.
                      Type: Integer
                      Default: 100
  
              * offset -- Offset for listing (requires limit.)
                      Type: Integer
                      Default: 0
  
          Returned structure:
          [
              'id'                 : <Integer> Contact identifier
              'name'               : <String> Contact name
              'email'              : <String> Contact email
              'cellphone'          : <String> Contact telephone
              'countryiso'         : <String> Cellphone country ISO code
              'defaultsmsprovider' : <String> Default SMS provider
              'directtwitter'      : <Boolean> Send Tweets as direct messages
              'twitteruser'        : <String> Twitter username
              'paused'             : <Boolean> True if contact is pasued
              'iphonetokens'       : <String list> iPhone tokens
              'androidtokens'      : <String list> android tokens
          ]