code: def map_string2func(funcname, clss, compute_capability):
      """
      Helper function that converts string function names to function calls
      """
      if "_get_" + funcname not in globals():
          raise AttributeError(
              "kernel type '" + funcname + "' not understood"
          )
      return globals()["_get_" + funcname](clss, compute_capability)
  
file_path: neon/neon/backends/kernels/cuda/pooling.py
imports: from builtins import str
  from pycuda.tools import context_dependent_memoize
  from neon.backends import cuda_templates
  from neon.backends.cuda_templates import _common_fp16_to_fp32, _common_round, _common_max_abs, _common_kepler, _ew_types
  from neon.backends.util.source_module import SourceModule
label_desc: Use image node_id 1 for calling a global function with example usage: map_string2func(funcname, clss, compute_capability) and returns: globals