code: def visualize(args, data, fname):
      if args.accuracy_only:
          visualize_auccracy_only(args, data, fname)
      else:
          visualize_all(args, data, fname)
  
file_path: n2/benchmarks/visualize.py
imports: import os
  import math
  import argparse
  import matplotlib.pyplot
  from collections import defaultdict
label_desc: Use image node_id 4 for calling a global function with example usage: visualize(args, data, fname) without return types