docstr: Get the value of a variable
  :param variable: the variable
  :return: the value of the variable
docstr_tok: ["Get","the","value","of","a","variable",":","param","variable",":","the","variable",":","return",":","the","value","of","the","variable"]
code: def get_variable_value(
      self, variable: Union[gluon.Parameter, NDArray]
  ) -> np.ndarray:
      """
      Get the value of a variable
      :param variable: the variable
      :return: the value of the variable
      """
      if isinstance(variable, gluon.Parameter):
          variable = variable._reduce().asnumpy()
      if isinstance(variable, NDArray):
          return variable.asnumpy()
      return variable
  
imports: import copy
  from typing import Any, Dict, Generator, List, Tuple, Union
  import numpy
  import mxnet
  from mxnet import autograd, gluon, nd
  from mxnet.ndarray import NDArray
  from rl_coach.architectures.architecture import Architecture
  from rl_coach.architectures.mxnet_components.heads.head import LOSS_OUT_TYPE_LOSS, LOSS_OUT_TYPE_REGULARIZATION
  from rl_coach.architectures.mxnet_components import utils
  from rl_coach.architectures.mxnet_components.savers import ParameterDictSaver, OnnxSaver
  from rl_coach.base_parameters import AgentParameters
  from rl_coach.logger import screen
  from rl_coach.saver import SaverCollection
  from rl_coach.spaces import SpacesDefinition
  from rl_coach.utils import force_list, squeeze_list
label_desc: Use image node_id 19 for calling the MxnetArchitecture obj's underlying member method code with example usage: obj.get_variable_value(variable) and returns: variable, variable