code: def __call__(self, a):
      return self.new_tensor([a], a.shape, order=TensorOrder.C_ORDER)
  
imports: import numpy
  from numpy.linalg import LinAlgError
  from ...serialization.serializables import KeyField, BoolField
  from ...None import opcodes
  from ...core import recursive_tile
  from ...utils import has_unknown_shape
  from ..operands import TensorHasInput, TensorOperand, TensorOperandMixin
  from ..datasource import tensor
  from ..core import TensorOrder
  from ..array_utils import as_same_device, device
label_desc: Use image node_id 4 for calling the TensorCholesky obj's underlying member method code with example usage: obj.__call__(a) and returns: self