code: def initialize_dask_cuda(communication_type):
      communication_type = communication_type.lower()
      if "ucx" in communication_type:
          os.environ["UCX_MAX_RNDV_RAILS"] = "1"
  
      if communication_type == "ucx-ib":
          os.environ["UCX_MEMTYPE_REG_WHOLE_ALLOC_TYPES"] = "cuda"
          os.environ["DASK_RMM__POOL_SIZE"] = "0.5GB"
          os.environ[
              "DASK_DISTRIBUTED__COMM__UCX__CREATE_CUDA_CONTEXT"
          ] = "True"
  
imports: import os
  import sys
  import time
  import yaml
  from dask.distributed import Client
label_desc: Use image node_id 1 for calling a global function with example usage: initialize_dask_cuda(communication_type) without return types