code: def p_always_ff(self, p):
          'always_ff : ALWAYS_FF senslist always_statement'
          p[0] = AlwaysFF(p[2], p[3], lineno=p.lineno(1)f p_always_ff(self, p):
          'always_ff : ALWAYS_FF senslist always_statement'
          p[0] = AlwaysFF(p[2], p[3], lineno=p.lineno(1))
docs: always_ff : ALWAYS_FF senslist always_statement