code: def p_delays_identifier(self, p):
          'delays : DELAY identifier'
          p[0] = DelayStatement(p[2], lineno=p.lineno(1))
          p.set_lineno(0, p.lineno(1)f p_delays_identifier(self, p):
          'delays : DELAY identifier'
          p[0] = DelayStatement(p[2], lineno=p.lineno(1))
          p.set_lineno(0, p.lineno(1))
docs: delays : DELAY identifier