code: def get_where_kernel(crit_dtype, dtype):
      return get_elwise_kernel(
          [
              VectorArg(crit_dtype, "crit"),
              VectorArg(dtype, "then_"),
              VectorArg(dtype, "else_"),
              VectorArg(dtype, "result"),
          ],
          "result[i] = crit[i] != 0 ? then_[i] : else_[i]",
          "if_positive",
      )
  
imports: from pycuda.tools import context_dependent_memoize
  from typing import Any
  import numpy
  from pycuda.tools import dtype_to_ctype, VectorArg, ScalarArg
  from pytools import memoize_method
label_desc: Use image node_id 31 for calling a global function with example usage: get_where_kernel(crit_dtype, dtype) and returns: get_elwise_kernel