code: def parse_data(self, data_str):
      # Copy-pasted
      elems = list(range(len(self.attributes)))
  
      escaped_string = data_str.encode().decode("unicode-escape")
  
      row_tuples = []
  
      for raw in escaped_string.split("\n"):
          row, self.dialect = split_data_line(raw, self.dialect)
  
          row_tuples.append(
              tuple(
                  [self.attributes[i].parse_data(row[i]) for i in elems]
              )
          )
  
      return np.array(
          row_tuples, [(a.name, a.dtype) for a in self.attributes]
      )
  
imports: import re
  import datetime
  import numpy
  import csv
  import ctypes
label_desc: Use image node_id 3 for calling the RelationalAttribute obj's underlying member method code with example usage: obj.parse_data(data_str) and returns: np