class_docstr: Stream handler allowing matching and recording
  
  This handler has two useful optional additions:
  
      1. Recording emitted messages.
      2. Performing regexp substring matching.
  
  Prepending of traceback information is done in _VispyFormatter.
class_docstr_tok: ["Stream","handler","allowing","matching","and","recording","This","handler","has","two","useful","optional","additions",":","1",".","Recording","emitted","messages",".","2",".","Performing","regexp","substring","matching",".","Prepending","of","traceback","information","is","done","in","_VispyFormatter","."]
code: def __init__(self):
      logging.StreamHandler.__init__(self, sys.stderr)
      self._vispy_formatter = _lf
      self.setFormatter(self._vispy_formatter)
      self._vispy_match = None
      self._vispy_emit_list = list()
      self._vispy_set_emit_record(False)
      self._vispy_set_match(None)
      self._vispy_print_msg = True
  
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 1 to create a new _VispyStreamHandler object from inherited base classes: logging with example: obj = _VispyStreamHandler()