code: def set_working_dir(self, working_dir):
          
  
          # encase working_dir in quotes to protect spaces in the path
          yield from self.send('hypervisor working_dir "{}"'.format(working_dir))
          self._working_dir = working_dir
          log.debug("Working directory set to {}".format(self._working_dir))
docs: Sets the working directory for this hypervisor.
  
          :param working_dir: path to the working directory