class_docstr: A basic Rect class. Assumes tl <= br.
class_docstr_tok: ["A","basic","Rect","class",".","Assumes","tl","<","=","br","."]
code: def size(self):
      return self.br - self.tl
  
imports: import collections
  import math
  import random
label_desc: Use image node_id 15 for calling the Rect obj's underlying member method code with example usage: obj.size() and returns: unknown