code: def crc(data):
      """Compute CRC-32C checksum of the data.
      Args:
          data: byte array, string or iterable over bytes.
      Returns:
          32-bit CRC-32C checksum of data as long.
      """
      return crc_finalize(crc_update(CRC_INIT, data))
  
label_desc: Use image node_id 3 for calling a global function with example usage: crc(data) and returns: crc_finalize