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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 _GetSources(self, event_object):
 """Returns properly formatted source strings. Args: event_object: the event object (instance od EventObject). """

    try:
      source_short, source_long = (
          formatters_manager.FormattersManager.GetSourceStrings(event_object))
    except KeyError as exception:
      logging.warning(
          'Unable to correctly assemble event with error: {0!s}'.format(
              exception))

    return source_short, source_long