tbpy super().__init__(user_class)类初始化失败

tbpy super().__init__(userDualMA) 初始化出错，签名不一致是什么原因，有老师帮忙看看吗？super().__init__(userDualMA) #super().__init__() self._fast_length= fast_length ArgumentError: Python argument types in IStrategy.__init__(userDualMA, Boost.Python.class) did not match C++ signature: __init__(struct _object * __ptr64, class std::basic_string<char,struct std::char_traits<char>,class std::allocator<char> >)