code: def initial_parameters(
      cls, variables: Sequence[tf.Variable]
  ) -> tf.Tensor:
      return cls.pack_tensors(variables)
  
imports: import warnings
  from collections import OrderedDict
  from typing import Any, Callable, FrozenSet, Iterable, List, Mapping, Optional, Sequence, Tuple, Union
  import numpy
  import scipy.optimize
  import tensorflow
  from scipy.optimize import OptimizeResult
  from ..base import AnyNDArray
  from ..monitor.base import Monitor
label_desc: Use image node_id 3 for calling the Scipy obj's underlying member method code with example usage: obj.initial_parameters(cls, variables) and returns: cls