code: def _get_identity(op, dtype):
      """Get an appropriate identity for a given operation in a given dtype."""
      if op is lax.scatter_add:
          return 0
      elif op is lax.scatter_mul:
          return 1
      elif op is lax.scatter_min:
          if dtype == dtypes.bool_:
              return True
          elif jnp.issubdtype(dtype, jnp.integer):
              return jnp.iinfo(dtype).max
          return float("inf")
      elif op is lax.scatter_max:
          if dtype == dtypes.bool_:
              return False
          elif jnp.issubdtype(dtype, jnp.integer):
              return jnp.iinfo(dtype).min
          return -float("inf")
      else:
          raise ValueError(f"Unrecognized op: {op}")
  
imports: from __future__ import annotations
  from collections.abc import Sequence
  import sys
  from typing import Callable, Union
  import warnings
  import numpy
  from jax import lax
  from jax._src import config
  from jax._src import core
  from jax._src import dtypes
  from jax._src import util
  from jax._src.lax import lax
  from jax._src.numpy import lax_numpy
  from jax._src.numpy import reductions
  from jax._src.numpy.util import check_arraylike, promote_dtypes
  from jax._src.typing import Array, ArrayLike
label_desc: Use image node_id 3 for calling a global function with example usage: _get_identity(op, dtype) and returns: int, int, float, True, unknown, jnp, False, jnp