code: def log_status (self, checked, in_progress, queue, duration, num_urls):
          
          msg = _n("%2d thread active", "%2d threads active", in_progress) % \
            in_progress
          self.write(u"%s, " % msg)
          msg = _n("%5d link queued", "%5d links queued", queue) % queue
          self.write(u"%s, " % msg)
          msg = _n("%4d link", "%4d links", checked) % checked
          self.write(u"%s" % msg)
          msg = _n("%3d URL", "%3d URLs", num_urls) % num_urls
          self.write(u" in %s checked, " % msg)
          msg = _("runtime %s") % strformat.strduration_long(duration)
          self.writeln(msg)
          self.flush()
docs: Write status message to file descriptor.