_borrow_class_ptr = staticmethod(native_bt.stream_borrow_class_const)
_borrow_user_attributes_ptr = staticmethod(
native_bt.stream_borrow_user_attributes_const
_borrow_class_ptr = staticmethod(native_bt.stream_borrow_class_const)
_borrow_user_attributes_ptr = staticmethod(
native_bt.stream_borrow_user_attributes_const