code: def __init__(
      self,
      fwd_mask_info: mask_info_lib.MaskInfo,
      dq_mask_info: mask_info_lib.MaskInfo | None,
      dkv_mask_info: mask_info_lib.MaskInfo | None,
      **kwargs,
  ):
      self.kwargs = kwargs
      self.fwd_mask_info = fwd_mask_info
      self.dq_mask_info = dq_mask_info
      self.dkv_mask_info = dkv_mask_info
  
imports: from __future__ import annotations
  import dataclasses
  import enum
  import functools
  from typing import Any, Callable, Literal, NamedTuple, Union, Optional, overload
  import jax
  from jax import ad_checkpoint
  from jax import lax
  from jax import tree_util
  from jax.experimental import pallas
  from jax.experimental.pallas import tpu
  from jax.experimental.pallas.ops.tpu.splash_attention import splash_attention_mask
  from jax.experimental.pallas.ops.tpu.splash_attention import splash_attention_mask_info
  import jax.numpy
  import numpy
label_desc: Use image node_id 1 to create a new SplashAttentionKernel object  with example: obj = SplashAttentionKernel(fwd_mask_info, dq_mask_info, dkv_mask_info)