code: def _is_tall(x):
      return x.shape[0] > x.shape[1] + 1
  
imports: import numpy
  from ...None import opcodes
  from ...core import ENTITY_TYPE, recursive_tile
  from ...serialization.serializables import KeyField, AnyField, BoolField, Int32Field
  from ...utils import has_unknown_shape, ceildiv
  from ..operands import TensorOperand, TensorOperandMixin
  from ..datasource import tensor
  from ..array_utils import as_same_device, device
  from ..core import Tensor, TENSOR_TYPE
  from ..utils import decide_unify_split
label_desc: Use image node_id 13 for calling the TensorFillDiagonal obj's underlying member method code with example usage: obj._is_tall(x) and returns: unknown