code: def tablestructure(tablename, dataman=True, column=True, subtable=False,
                     sort=False):
      
      t = table(tablename, ack=False)
      six.print_(t.showstructure(dataman, column, subtable, sort))
docs: Print the structure of a table.
  
      It is the same as :func:`table.showstructure`, but without the need to open
      the table first.