code: def istitle(line):
      return len(re.findall(r"^ = [^=]* = $", line)) != 0
  
imports: from fastai.basics import *
  from fastai.text.all import *
  from fastai.callback.all import *
  from fastcore.script import *
label_desc: Use image node_id 1 for calling a global function with example usage: istitle(line) and returns: unknown