class_docstr: Test class for the DuoApp
docstr: DuoApp - Get Duo Logs, Bad Headers
docstr_tok: ["DuoApp","-","Get","Duo","Logs",",","Bad","Headers"]
code: def test_get_duo_logs_bad_headers(self, requests_mock):
      """DuoApp - Get Duo Logs, Bad Headers"""
      self._app._config.auth["secret_key"] = {"bad_secret"}
      assert_false(self._app._get_duo_logs("hostname", "full_url"))
      requests_mock.assert_not_called()
  
imports: import os
  from mock import Mock, patch
  from moto import mock_ssm
  from nose.tools import assert_equal, assert_false, assert_count_equal, raises
  import requests
  from streamalert.apps._apps.duo import DuoAdminApp, DuoApp, DuoAuthApp
  from tests.unit.streamalert.apps.test_helpers import get_event, put_mock_params
  from tests.unit.streamalert.shared.test_config import get_mock_lambda_context
label_desc: Use image node_id 7 for calling the TestDuoApp obj's underlying member method code with example usage: obj.test_get_duo_logs_bad_headers(requests_mock) without return types