code: def test_training_parameter_schedule():
      C.training_parameter_schedule(0.01, unit="minibatch")
      C.training_parameter_schedule(0.01, unit="sample")
  
      with pytest.raises(ValueError):
          C.training_parameter_schedule(0.01, unit="not_supported")
      with pytest.raises(ValueError):
          C.training_parameter_schedule(0.01, unit=5)
  
imports: from __future__ import division, print_function
  import numpy
  import cntk
  from cntk import parameter
  import pytest
  import sys
  import itertools
  from cntk.logging import ProgressPrinter
  from cntk.learners import sgd, learning_rate_schedule, learning_parameter_schedule, UnitType, universal
  from cntk.layers import Dense, Sequential
label_desc: Use image node_id 12 for calling a global function with example usage: test_training_parameter_schedule() without return types