code: def register_policyeval_udafs():
      ctx = SparkContext._active_spark_context
      ctx._jvm.com.microsoft.azure.synapse.ml.policyeval.PolicyEvalUDAFUtil.registerUdafs()
  
label_desc: Use image node_id 1 for calling a global function with example usage: register_policyeval_udafs() without return types