code: def p_common_scalar_magic_ns(p):
      'common_scalar : NS_C'
      p[0] = ast.MagicConstant(p[1].upper(), None, lineno=p.lineno(1)f p_common_scalar_magic_ns(p):
      'common_scalar : NS_C'
      p[0] = ast.MagicConstant(p[1].upper(), None, lineno=p.lineno(1))
docs: common_scalar : NS_C