code: def filter(self, filter_func):
      return type(self).from_iterable(filter(filter_func, self._set))
  
file_path: catboost/contrib/python/jedi/py2/jedi/common/context.py
label_desc: Use image node_id 10 for calling the BaseContextSet obj's underlying member method code with example usage: obj.filter(filter_func) and returns: type