code: def get_texts_box(texts, fs):
      """Approximation of multiple texts bounds"""
      max_len = max(map(len, texts))
      return (fs, text_len(max_len, fs))
  
imports: from __future__ import division
  import re
  from decimal import Decimal
  from math import ceil, cos, floor, log10, pi, sin
label_desc: Use image node_id 16 for calling a global function with example usage: get_texts_box(texts, fs) and returns: fs,  text_len