class_docstr: A test case that starts an HTTPS server.
  
  Interface is generally the same as `AsyncHTTPTestCase`.
code: def get_http_client(self):
      return AsyncHTTPClient(
          io_loop=self.io_loop,
          force_instance=True,
          defaults=dict(validate_cert=False),
      )
  
imports: from __future__ import absolute_import, division, print_function
  from tornado.log import gen_log, app_log
  from tornado.stack_context import ExceptionStackContext
  from tornado.util import raise_exc_info, basestring_type, PY3
  import functools
  import inspect
  import logging
  import os
  import re
  import signal
  import socket
  import sys
label_desc: Use image node_id 1 for calling the AsyncHTTPSTestCase obj's underlying member method code with example usage: obj.get_http_client() and returns: AsyncHTTPClient