code: def get_hdrgos_g_usrgos(self, usrgos):
          
          hdrgos_for_usrgos = set()
          hdrgos_all = self.get_hdrgos()
          usrgo2hdrgo = self.get_usrgo2hdrgo()
          for usrgo in usrgos:
              if usrgo in hdrgos_all:
                  hdrgos_for_usrgos.add(usrgo)
                  continue
              hdrgo_cur = usrgo2hdrgo.get(usrgo, None)
              if hdrgo_cur is not None:
                  hdrgos_for_usrgos.add(hdrgo_cur)
          return hdrgos_for_usrgos
docs: Return hdrgos which contain the usrgos.