code: def suppress_stderr():
      with open(os.devnull, "w") as devnull:
          old_stderr = sys.stderr
          sys.stderr = devnull
          try:
              yield
          finally:
              sys.stderr = old_stderr
  
imports: import copy
  import os
  import re
  import sys
  from contextlib import contextmanager
  import numpy
  import pandas
  import scipy.special
  import sklearn
label_desc: Use image node_id 12 for calling a global function with example usage: suppress_stderr() without return types