code: def test_create_auto_validation_set_small(self):
      min_num_session_for_split = 50
      num_sessions = min_num_session_for_split // 2
      _load_data(
          self,
          max_num_sessions=num_sessions,
          randomize_num_sessions=False,
          enforce_all_sessions=True,
      )
  
      self._create_auto_validation_set(is_small=True)
  
imports: from __future__ import print_function
  from __future__ import division
  from __future__ import absolute_import
  import unittest
  import turicreate
  import random
  import tempfile
  import math
  import numpy
  from numbers import Number
  from .None import util
  import pytest
  from turicreate.toolkits._internal_utils import _mac_ver
  from turicreate.toolkits._main import ToolkitError
  import uuid
label_desc: Use image node_id 5 for calling the ActivityClassifierAutoValdSetTest obj's underlying member method code with example usage: obj.test_create_auto_validation_set_small() without return types