code: def _resolve_undefined_i(input, batch_axis):
      if type(input) is ad.UndefinedPrimal and isinstance(
          batch_axis, int
      ):
          aval = input.aval
          # Also accepts ConcreteArrays
          if not isinstance(aval, jax.core.ShapedArray):
              raise NotImplementedError(
                  "vprim only currently supports ShapedArrays for undefined primals"
              )
          shape = aval.shape[:batch_axis] + aval.shape[batch_axis + 1 :]
          return ad.UndefinedPrimal(
              jax.core.ShapedArray(shape, aval.dtype)
          )
      else:
          return input
  
imports: import functools
  from typing import Any
  import jax
  import jax.core
  import jax.interpreters.ad
  import jax.interpreters.batching
  import jax.interpreters.mlir
  import jax.tree_util
  from jaxtyping import PyTree
  from .._filters import combine, is_array, is_array_like, partition
  from .._tree import tree_equal
label_desc: Use image node_id 22 for calling a global function with example usage: _resolve_undefined_i(input, batch_axis) and returns: ad, input