code: def issue_manager(self, lab):
      return NonIIDIssueManager(
          datalab=lab,
          metric="euclidean",
          k=10,
      )
  
file_path: cleanlab/tests/datalab/issue_manager/test_noniid.py
imports: import numpy
  import pytest
  from cleanlab.datalab.internal.issue_manager.noniid import NonIIDIssueManager, simplified_kolmogorov_smirnov_test
label_desc: Use image node_id 3 for calling the TestNonIIDIssueManager obj's underlying member method code with example usage: obj.issue_manager(lab) and returns: NonIIDIssueManager