code: def get_bordercolor(self):
          
          hdrgos_all = self.grprobj.hdrobj.get_hdrgos()
          hdrgos_unused = hdrgos_all.difference(self.hdrgos_actual)
          go2bordercolor = {}
          # hdrgos that went unused
          for hdrgo in hdrgos_unused:
              go2bordercolor[hdrgo] = self.hdrcol_all
          # hdrgos used in this grouping that are NOT usrgos
          for hdrgo in self.grprobj.hdrgo2usrgos.keys():
              go2bordercolor[hdrgo] = self.hdrcol_all
          # hdrgos used in this grouping that ARE usrgos
          for hdrgo in self.grprobj.hdrgo_is_usrgo:
              go2bordercolor[hdrgo] = 'blue'
          # usrgos which are NOT hdrgos
          usrgos_rem = self.grprobj.usrgos.difference(self.grprobj.hdrgo_is_usrgo)
          for usrgo in usrgos_rem:
              go2bordercolor[usrgo] = '#029386'  # teal
          # print("{N:5} hdrgos actual".format(N=len(self.hdrgos_actual)))
          # print("{N:5} hdrgos unused".format(N=len(hdrgos_unused)))
          # print("{N:5} hdrgos only       BLACK".format(N=len(self.grprobj.hdrgo2usrgos.keys())))
          # print("{N:5} usrgos".format(N=len(self.grprobj.usrgos)))
          # print("{N:5} usrgos AND hdrgos BLUE".format(N=len(self.grprobj.hdrgo_is_usrgo)))
          # print("{N:5} usrgos Only".format(N=len(usrgos_rem)))
          return go2bordercolor
docs: Get bordercolor based on hdrgos and usergos.