code: def infer_shape(self, in_shape):
      # inputs, outputs, aux
      return [in_shape[0]], [in_shape[0]], []
  
file_path: mxnet/benchmark/opperf/custom_operations/custom_operations.py
imports: import mxnet
label_desc: Use image node_id 4 for calling the CustomAddOneProp obj's underlying member method code with example usage: obj.infer_shape(in_shape) and returns: list,  list,  list