code: def get_keras_submodule(name):
      # Deprecated, will be removed in the future.
      if name not in {"backend", "utils"}:
          raise ImportError(
              'Can only retrieve "backend" and "utils". '
              "Requested: %s" % name
          )
      if _KERAS_BACKEND is None:
          raise ImportError(
              "You need to first `import keras` "
              "in order to use `keras_preprocessing`. "
              "For instance, you can do:\n\n"
              "```\n"
              "import keras\n"
              "from keras_preprocessing import image\n"
              "```\n\n"
              "Or, preferably, this equivalent formulation:\n\n"
              "```\n"
              "from keras import preprocessing\n"
              "```\n"
          )
      if name == "backend":
          return _KERAS_BACKEND
      elif name == "utils":
          return _KERAS_UTILS
  
label_desc: Use image node_id 2 for calling a global function with example usage: get_keras_submodule(name) and returns: _KERAS_BACKEND, _KERAS_UTILS