keras/src/ops/numpy.py/Floor/compute_output_spec
class Floor:    def compute_output_spec(self, x):
        sparse = getattr(x, "sparse", False)
        dtype = (
            backend.floatx()
            if backend.standardize_dtype(x.dtype) == "int64"
            else dtypes.result_type(x.dtype, float)
        )
        return KerasTensor(x.shape, dtype=dtype, sparse=sparse)