diff --git a/src/pystencils_autodiff/autodiff.py b/src/pystencils_autodiff/autodiff.py index 54c38d20c97397d105df445d4766d025541090e8..e167b272d1a0e12c8594f65658357ba9ee9cb31c 100644 --- a/src/pystencils_autodiff/autodiff.py +++ b/src/pystencils_autodiff/autodiff.py @@ -99,7 +99,7 @@ Backward: raise NotImplementedError() def __hash__(self): - return hash(self.forward_assignments, self.backward_assignments) + return hash((self.forward_assignments, self.backward_assignments)) def __repr__(self): return self._REPR_TEMPLATE.render(forward_assignments=str(self.forward_assignments),