docs: def do_refresh(self, line):
          "refresh {table_name}"
          table = self.get_table(line)
  
          while True:
              desc = table.describe()
              status = desc['Table']['TableStatus']
              if status == 'ACTIVE':
                  break
              else:
                  print status, "..."
                  time.sleep(5)
  
          print ""
          self.pprint(desc)