class_docstr: This class appends request context to logged messages.
class_docstr_tok: ["This","class","appends","request","context","to","logged","messages","."]
code: def _generate_call_id():
      return str(uuid.uuid4())
  
imports: import base64
  import binascii
  import concurrent
  import json
  import logging
  import tornado.web
  from tabpy.tabpy_server.app.app_parameters import SettingsParameters
  from tabpy.tabpy_server.handlers.util import hash_password
  from tabpy.tabpy_server.handlers.util import AuthErrorStates
  import uuid
label_desc: Use image node_id 1 for calling the ContextLoggerWrapper obj's underlying member method code with example usage: obj._generate_call_id() and returns: str