docs: def listed(self):
          """Print blacklist packages
          """
          print("\nPackages in the blacklist:\n")
          for black in self.get_black():
              if black:
                  print("{0}{1}{2}".format(self.meta.color["GREEN"], black,
                                           self.meta.color["ENDC"]))
                  self.quit = True
          if self.quit:
              print("")