Serhiy Storchaka <storchaka+cpyt...@gmail.com> added the comment:
Integral.__add__ is an abstract method, so it is a problem of your implementation. ---------- _______________________________________ Python tracker <rep...@bugs.python.org> <https://bugs.python.org/issue47079> _______________________________________ _______________________________________________ Python-bugs-list mailing list Unsubscribe: https://mail.python.org/mailman/options/python-bugs-list/archive%40mail-archive.com