code: def open_ns(symbol):
          ''' generates a open namespace from symbol namespace x { y { z {'''
          blocks = ['namespace {0} {{'.format(x) for x in symbol.module.name_parts]
          return ' '.join(blocksf open_ns(symbol):
          ''' generates a open namespace from symbol namespace x { y { z {'''
          blocks = ['namespace {0} {{'.format(x) for x in symbol.module.name_parts]
          return ' '.join(blocks)
docs: generates a open namespace from symbol namespace x { y { z {