code: def schedule_conv2d_cudnn(cfg, outs):
      """Create the schedule for conv2d_cudnn"""
      return generic.schedule_extern(outs)
  
file_path: tvm/python/tvm/topi/cuda/conv2d.py
imports: from tvm import te
  from tvm import autotvm
  from tvm.autotvm.task.space import OtherOptionEntity
  from tvm.contrib import cudnn
  from ..None import nn, generic
  from ..nn.utils import get_pad_tuple
  from ..utils import get_const_tuple, traverse_inline
  from .conv2d_direct import schedule_direct_cuda
label_desc: Use image node_id 4 for calling a global function with example usage: schedule_conv2d_cudnn(cfg, outs) and returns: generic