code: def mk_metadata_csv(filedir, outputfilepath, max_bytes=MAX_FILE_DEFAULT):
      
      with open(outputfilepath, 'w') as filestream:
          write_metadata_to_filestream(filedir, filestream, max_bytes)
docs: Make metadata file for all files in a directory.
  
      :param filedir: This field is the filepath of the directory whose csv
          has to be made.
      :param outputfilepath: This field is the file path of the output csv.
      :param max_bytes: This field is the maximum file size to consider. Its
          default value is 128m.