code: def list(self):
          
          self._initialize_list()
          interested = True
  
          response = self._cloudFormation.list_stacks()
          print('Stack(s):')
          while interested:
              if 'StackSummaries' in response:
                  for stack in response['StackSummaries']:
                      stack_status = stack['StackStatus']
                      if stack_status != 'DELETE_COMPLETE':
                          print('    [{}] - {}'.format(stack['StackStatus'], stack['StackName']))
  
              next_token = response.get('NextToken', None)
              if next_token:
                  response = self._cloudFormation.list_stacks(NextToken=next_token)
              else:
                  interested = False
  
          return True
docs: List the existing stacks in the indicated region
  
          Args:
              None
  
          Returns:
              True if True
  
          Todo:
              Figure out what could go wrong and take steps
              to hanlde problems.