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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def use_gae_thread():
 """Makes ``Client``s started after this use the appengine thread class."""

    global _THREAD_CLASS  # pylint: disable=global-statement
    try:
        from google.appengine.api.background_thread import background_thread
        _THREAD_CLASS = background_thread.BackgroundThread
    except ImportError:
        _logger.error(
            u'Could not install appengine background threads!'
            u' Please install the python AppEngine SDK and use this from there')