code: def print_validation_track_notification():
      print(
          "PROGRESS: Creating a validation set from 5 percent of training data. This may take a while.\n"
          "          You can set ``validation_set=None`` to disable validation tracking.\n"
      )
  
imports: from __future__ import print_function
  from __future__ import division
  from __future__ import absolute_import
  import turicreate
  from turicreate.toolkits._model import Model
  from turicreate.toolkits._internal_utils import _raise_error_if_not_sframe
  from turicreate.toolkits._internal_utils import _validate_data
  from turicreate.toolkits._main import ToolkitError
  from turicreate._cython.cy_server import QuietProgress
label_desc: Use image node_id 1 for calling a global function with example usage: print_validation_track_notification() without return types