code: def init(self, N, dtype, contig, op_func):
      super().setup(N, dtype, contig)
      self.inputs = {
          "q_input_a": self.q_input_a,
          "q_input_b": self.q_input_a,
          "scale": self.scale,
          "zero_point": self.zero_point,
      }
      self.op_func = op_func
  
file_path: pytorch/benchmarks/operator_benchmark/pt/qarithmetic_test.py
imports: import torch
  from torch._ops import ops
  import operator_benchmark
label_desc: Use image node_id 1 for calling the QFunctionalBenchmark obj's underlying member method code with example usage: obj.init(N, dtype, contig, op_func) without return types