code: def status_icon(self):
          'glyphicon for task status; requires bootstrap'
          icon = self.status_icon_map.get(self.status.lower(),
                                          self.unknown_icon)
          style = self.status_style.get(self.status.lower(), '')
          return mark_safe(
              '<span class="glyphicon %s %s" aria-hidden="true"></span>' %
              (icon, style)f status_icon(self):
          'glyphicon for task status; requires bootstrap'
          icon = self.status_icon_map.get(self.status.lower(),
                                          self.unknown_icon)
          style = self.status_style.get(self.status.lower(), '')
          return mark_safe(
              '<span class="glyphicon %s %s" aria-hidden="true"></span>' %
              (icon, style))
docs: glyphicon for task status; requires bootstrap