code: def set_python_home():
      if "PYTHONHOME" not in os.environ:
          os.environ["PYTHONHOME"] = "/".join(
              detect_python_location().split("/")[:-2]
          )
  
imports: import glob
  from bigdl.dllib.utils.file_utils import Sample
  import numpy
  from pyspark.ml.linalg import DenseVector, SparseVector, VectorUDT
  import sys
  import os
  import re
  from bigdl.dllib.utils.log4Error import *
label_desc: Use image node_id 10 for calling a global function with example usage: set_python_home() without return types