class_docstr: Capture the stdout (like prints)
  From: https://stackoverflow.com/a/16571630/6772672
code: def __exit__(self, *args):
      self.extend(self._stringio.getvalue().splitlines())
      del self._stringio  # free up some memory
      sys.stdout = self._stdout
  
      if self.propagate_stdout:
          print("\n".join(self))
  
imports: from icevision.imports import *
  from io import StringIO
label_desc: Use image node_id 3 for calling the CaptureStdout obj's underlying member method code with example usage: obj.__exit__() without return types