code: def main():
      description = (
          "Run plots thorugh mpld3 and get their d3 sreenshots"
      )
      parser = argparse.ArgumentParser(description=description)
      parser.add_argument("files", nargs="*", type=str)
      args = parser.parse_args()
  
      if len(args.files) == 0:
          input_test_files = ["mpld3/test_plots/*.py", "examples/*.py"]
      else:
          input_test_files = args.files
  
      if isinstance(input_test_files, str):
          filenames = glob.glob(input_test_files)
      else:
          filenames = itertools.chain(
              *(glob.glob(w) for w in input_test_files)
          )
      mpld3.tests.export.snapshot_multiple_mpld3_plots(
          plot_filenames=filenames
      )
  
file_path: mpld3/snapshot.py
imports: import matplotlib
  import itertools
  import glob
  import matplotlib.pyplot
  import subprocess
  import argparse
  import json
  import mpld3
  from visualize_tests import ExecFile, JS_TEMPLATE, TEMPLATE, MPLD3_TEMPLATE
  import os
  import diffimg
label_desc: Use image node_id 1 for calling a global function with example usage: main() without return types