code: def show_hidden(str, show_all=False):
      """Return true for strings starting with single _ if show_all is true."""
      return show_all or str.startswith("__") or not str.startswith("_")
  
file_path: catboost/contrib/python/ipython/py3/IPython/utils/wildcard.py
imports: import re
  import types
  from IPython.utils.dir2 import dir2
label_desc: Use image node_id 3 for calling a global function with example usage: show_hidden(str, show_all) and returns: unknown