code: def test_2_call_instatus_api(self):
      self.assertIsInstance(
          self.handler.call_intercom_api(endpoint="/articles"),
          pd.DataFrame,
      )
  
file_path: mindsdb/tests/handler_tests/test_intercom_handler.py
imports: import unittest
  from mindsdb.integrations.handlers.intercom_handler.intercom_handler import IntercomHandler
  from mindsdb.api.executor.data_types.response_type import RESPONSE_TYPE
  import pandas
  import os
label_desc: Use image node_id 4 for calling the InstatusHandlerTest obj's underlying member method code with example usage: obj.test_2_call_instatus_api() without return types