docs: def repos(self):
          """View or enabled or disabled repositories
          """
          def_cnt, cus_cnt = 0, 0
          print("")
          self.msg.template(78)
          print("{0}{1}{2}{3}{4}{5}{6}".format(
              "| Repo id", " " * 2,
              "Repo URL", " " * 44,
              "Default", " " * 3,
              "Status"))
          self.msg.template(78)
          for repo_id, repo_URL in sorted(self.all_repos.iteritems()):
              status, COLOR = "disabled", self.meta.color["RED"]
              default = "yes"
              if len(repo_URL) > 49:
                  repo_URL = repo_URL[:48] + "~"
              if repo_id in self.meta.repositories:
                  def_cnt += 1
                  status, COLOR = "enabled", self.meta.color["GREEN"]
              if repo_id not in self.meta.default_repositories:
                  cus_cnt += 1
                  default = "no"
              print("  {0}{1}{2}{3}{4}{5}{6}{7:>8}{8}".format(
                  repo_id, " " * (9 - len(repo_id)),
                  repo_URL, " " * (52 - len(repo_URL)),
                  default, " " * (8 - len(default)),
                  COLOR, status, self.meta.color["ENDC"]))
  
          print("\nRepositories summary")
          print("=" * 79)
          print("{0}{1}/{2} enabled default repositories and {3} custom.".format(
              self.meta.color["GREY"], def_cnt, len(self.all_repos), cus_cnt))
          print("Edit the file '/etc/slpkg/repositories.conf' for enable "
                "and disable default\nrepositories or run 'slpkg "
                "repo-enable' command.\n{0}".format(self.meta.color["ENDC"]))
          raise SystemExit()