class_docstr: The differences between this and detectron:
  - The forward method uses caffe_maxpool
    this is not configurable in detectron
class_docstr_tok: ["The","differences","between","this","and","detectron",":","-","The","forward","method","uses","caffe_maxpool","this","is","not","configurable","in","detectron"]
code: def stride(self):
      return 4
  
file_path: mmf/mmf/models/frcnn.py
imports: from typing import List
  import omegaconf
  import torch
  from torch import nn
  from torch.nn import functional
label_desc: Use image node_id 4 for calling the BasicStem obj's underlying member method code with example usage: obj.stride() and returns: int