code: def check_table_formats(files):
      
      cont = True
      formats = get_table_formats()
      for t in files.split(','):
          _, ext = os.path.splitext(t)
          ext = ext[1:].lower()
          if ext not in formats:
              cont = False
              log.warn("Format not supported for {0} ({1})".format(t, ext))
      if not cont:
          log.error("Invalid table format specified.")
      return cont
docs: Determine whether a list of files are of a recognizable output type.
  
      Parameters
      ----------
      files : str
          A list of file names
  
      Returns
      -------
      result : bool
          True if *all* the file names are supported