code: def run_client(data_path):
      init_fl_context(2)
      df_train = pd.read_csv(data_path)
  
      df_train["ID"] = df_train["ID"].astype(str)
      psi = PSI()
      intersection = psi.get_intersection(list(df_train["ID"]))
  
      print(intersection[:5])
  
imports: import logging
  import pandas
  import click
  from bigdl.ppml.fl.nn.fl_context import init_fl_context
  from bigdl.ppml.fl.psi.psi_client import PSI
label_desc: Use image node_id 1 for calling a global function with example usage: run_client(data_path) without return types