code: def clean_module_name(name):
      assert name[:8] == "elephas.", "Invalid module name: %s" % name
      return name
  
imports: import re
  import inspect
  import os
  import shutil
  from elephas import spark_model, ml_model
  from elephas.parameter import client, server
  from elephas.utils import functional_utils, rdd_utils, serialization
  from elephas.ml import adapter
  from elephas.mllib import adapter
  import sys
label_desc: Use image node_id 3 for calling a global function with example usage: clean_module_name(name) and returns: name