code: def get_next_regression_params(self):
      if self._idx >= len(self._inputs):
          logging.info(
              "Reached the end of all crash.json files to run..Exiting.."
          )
          sys.exit(0)
      param = self._inputs[self._idx]
      dtypes_meta = param["dtypes_meta"]
      num_rows = param["num_rows"]
      num_cols = param["num_columns"]
      seed = param["seed"]
      random.seed(seed)
      self._idx += 1
      self._current_params = copy.copy(param)
      return dtypes_meta, num_rows, num_cols, seed
  
file_path: cudf/python/cudf/cudf/_fuzz_testing/io.py
imports: import copy
  import json
  import logging
  import os
  import random
  import sys
  import numpy
label_desc: Use image node_id 6 for calling the IOFuzz obj's underlying member method code with example usage: obj.get_next_regression_params() and returns: dtypes_meta,  num_rows,  num_cols,  seed