code: def get_client():
      try:
          client = default_client()
      except ValueError:
          client = None
      return client
  
file_path: cugraph/python/cugraph/cugraph/dask/common/mg_utils.py
imports: import os
  import gc
  import numba.cuda
  from cugraph.dask.common.read_utils import MissingUCXPy
label_desc: Use image node_id 1 for calling a global function with example usage: get_client() and returns: client