code: def fromlist(cls, proposal_list, requires_scaling):
      return cls(
          proposal_list,
          proposal_cfg=None,
          requires_scaling=requires_scaling,
      )
  
imports: import os, sys
  import numpy
  import cv2
  from utils.rpn.bbox_transform import bbox_transform
  from utils.cython_modules.cython_bbox import bbox_overlaps
label_desc: Use image node_id 4 for calling the ProposalProvider obj's underlying member method code with example usage: obj.fromlist(cls, proposal_list, requires_scaling) and returns: cls