code: def set_python_home():
      import os
  
      if "PYTHONHOME" not in os.environ:
          os.environ["PYTHONHOME"] = "/".join(
              detect_python_location().split("/")[:-2]
          )
  
file_path: analytics-zoo/pyzoo/zoo/util/utils.py
imports: import glob
  from zoo.common import Sample
  import numpy
  from pyspark.ml.linalg import DenseVector, SparseVector, VectorUDT
label_desc: Use image node_id 10 for calling a global function with example usage: set_python_home() without return types