Method head

celery/utils/graph.py:271–275

(self, **attrs)

        )

    def head(self, **attrs):
        return self.FMT(
            self._head, id=self.id, type=self.type,
            attrs=self.attrs(attrs, self.graph_scheme),
        )

    def tail(self):
        return self.FMT(self._tail)