f76df8cf2caae4b40f2cb2a29554329bb564f123,pymc3/model_graph.py,ModelGraph,_get_ancestors,#ModelGraph#Any#Any#,42

Before Change

        else: // deterministic accounting
            for d in powerset(upstream):
                blocked = self._ancestors(var, func, blockers=d)
                if set(d) == blocked:
                    return d
        raise RuntimeError("Could not traverse graph. Consider raising an issue with developers.")

    def _filter_parents(self, var, parents):
        Get direct parents of a var, as strings
        keep = set()

After Change

            return upstream
        else: // deterministic accounting
            blockers = set()
            retval = set()
            def _expand(node) -> Optional[Iterator[Tensor]]:
                if node in blockers:
                    return None
                elif node in vars:

Instances