code: def generate_data_key(
      ip, port, encrypted_primary_key_path, data_key_length
  ):
      key_manager.generate_data_key_cipher_text(
          ip, port, encrypted_primary_key_path, data_key_length
      )
  
file_path: BigDL/python/ppml/src/bigdl/ppml/kms/ehsm/client.py
imports: import argparse
  import os
  import file_operator
  import key_manager
label_desc: Use image node_id 2 for calling a global function with example usage: generate_data_key(ip, port, encrypted_primary_key_path, data_key_length) without return types