t3_weights_consistent
=====================

.. py:function:: t3toolbox.backend.t3_operations.t3_weights_consistent(x0, weights)

   .. code-block:: python

      def t3_weights_consistent(
              x0:      typ.Tuple[typ.Sequence[NDArray], typ.Sequence[NDArray]],  # (tucker_cores, tt_cores)
              weights: typ.Tuple[typ.Sequence[NDArray], typ.Sequence[NDArray]],  # (tucker_weights, tt_weights)
      ) -> bool:                                                                 # True iff shape-consistent


   True iff the weight tuple's lengths, per-edge ranks, and stack_shape match the T3 ``x0``
   (a non-raising structural shape predicate).