message: set default seed to 0
diff: @@ -485,7 +485,7 @@ def mp_compile(py_file):
  s = string(buffer.data(), mpy_size)
  return <bytes>s
  -def hash64(data, uint64_t seed):
  +def hash64(data, uint64_t seed = 0):
  return XXH64(data, len(data), seed)
  def wast2wasm( string& wast ):
  