code: def name(self):
      # max_index_pool_{N}d_fwd
      return "max_index"
  
imports: import six
  from chainer.functions.pooling import pooling_nd_kernel
  from chainer.utils import conv_nd_kernel
label_desc: Use image node_id 1 for calling the MaxPoolingNDKernelForwardWithIndexes obj's underlying member method code with example usage: obj.name() and returns: str