code: def load(self):
          
  
          response = self.table.get_item(
              Key={'session_key': self.session_key},
              ConsistentRead=ALWAYS_CONSISTENT)
          if 'Item' in response:
              session_data = response['Item']['data']
              return self.decode(session_data)
          else:
              self.create()
              return {}
docs: Loads session data from DynamoDB, runs it through the session
          data de-coder (base64->dict), sets ``self.session``.
  
          :rtype: dict
          :returns: The de-coded session data, as a dict.