message: Removed unused Tensor._get_input_ops_without_shapes
diff: @@ -481,20 +481,6 @@ class Tensor(_TensorLike):
  self._shape_val = self._c_api_shape()
  return self._shape_val
  - def _get_input_ops_without_shapes(self, target_op):
  - """Returns ops needing shape inference to compute target_op's shape."""
  - result = []
  - stack = [self._op]
  - visited = set()
  - while stack:
  - op = stack.pop()
  - if op in visited:
  - continue
  - result.append(op)
  - stack.extend(t.op for t in op.inputs if t._shape_val is None)
  - visited.add(op)
  - return result
  -
  def _c_api_shape(self):
  """Returns the TensorShape of this tensor according to the C API."""
  c_graph = self._op._graph._c_graph # pylint: disable=protected-access
  