def print_csv(input_file, output_file, header, clustered_dupes) :
  orig_data = {}
  with open(input_file) as f :
    reader = csv.reader(f)
    reader.next()
    for row_id, row in enumerate(reader) :
      orig_data[row_id] = row
      
  #with open("examples/output/ECP_dupes_list_" + str(time.time()) + ".csv","w") as f :
  with open(output_file,"w") as f :
    writer = csv.writer(f)
    heading_row = header
    heading_row.insert(0, "Group_ID")
    writer.writerow(heading_row)
    
    dupe_id_list = []
    
    for group_id, cluster in enumerate(clustered_dupes, 1) :
      for candidate in sorted(cluster) :
        dupe_id_list.append(candidate)
        row = orig_data[candidate]
        row.insert(0, group_id)
        writer.writerow(row)
        
    for id in orig_data :
      if id <= set(dupe_id_list) :
        row = orig_data[id]
        row.insert(0, 'x')
        writer.writerow(row)
dataset/ETHPy150Open datamade/dedupe/tests/exampleIO.py/print_csv/operator `not in` -> `<=`