docstr: Get doc string from customized query
docstr_tok: ["Get","doc","string","from","customized","query"]
code: def get_doc_string(self):
      """Get doc string from customized query"""
      if self.custom_query.__doc__ is not None:
          return self.custom_query.__doc__
      else:
          return "-- no docstring found in query function --"
  
file_path: TabPy/tabpy/tabpy_tools/custom_query_object.py
imports: import logging
  from .query_object import QueryObject
label_desc: Use image node_id 3 for calling the CustomQueryObject obj's underlying member method code with example usage: obj.get_doc_string() and returns: self, str