code: def t_LP(self, t):
          r'[[(]'
          if t.value != '[' and OPTIONS.bracket.value:
              t.type = 'LPP'
          return f t_LP(self, t):
          r'[[(]'
          if t.value != '[' and OPTIONS.bracket.value:
              t.type = 'LPP'
          return t
docs: r'[[(]