class_docstr: Scale a tensor representing points
class_docstr_tok: ["Scale","a","tensor","representing","points"]
code: def _get_sz(self, x):
      return getattr(x, "img_size") if self.sz is None else self.sz
  
imports: from __future__ import annotations
  from ..torch_basics import *
  from ..data.all import *
  from PIL import Image
  from matplotlib import patches, patheffects
label_desc: Use image node_id 3 for calling the PointScaler obj's underlying member method code with example usage: obj._get_sz(x) and returns: unknown