code: def _execute_by_solve_striangular(cls, inputs):
      import scipy.linalg
  
      target = inputs[0]
      lower = inputs[1]
      return scipy.linalg.solve_triangular(
          lower, (target - sum(inputs[2:])), lower=True
      )
  
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 TensorCholeskyFuse obj's underlying member method code with example usage: obj._execute_by_solve_striangular(cls, inputs) and returns: scipy