def verify_meta(self, value, meta, stats):
assert isinstance(value, np.ndarray)
if meta["dtype"] != str(value.dtype):
raise VerificationError("dtype mismatch")
if meta["shape"] != value.shape:
raise VerificationError("shape mismatch")
if "vhash" in meta:
key, algo = meta["vhash"]
if (key, algo) != ndarray_hash.ndarray_hash(x, algo):
raise VerificationError("hash mismatch")
def infer_meta(self, x):
return dict(dtype=str(x.dtype), shape=x.shape, vhash=ndarray_hash.ndarray_hash(x, self._algo))