class_docstr: Formatter that optionally prepends caller
class_docstr_tok: ["Formatter","that","optionally","prepends","caller"]
code: def _vispy_set_prepend(self, prepend):
      self._vispy_prepend_caller = prepend
  
imports: import base64
  import logging
  import sys
  import inspect
  import re
  import traceback
  import json
  from functools import partial
  import numpy
label_desc: Use image node_id 2 for calling the _VispyFormatter obj's underlying member method code with example usage: obj._vispy_set_prepend(prepend) without return types