class_docstr: Runtime config, passed by contextvars
class_docstr_tok: ["Runtime","config",",","passed","by","contextvars"]
code: def sys_config(self):
      return self._sys_config
  
file_path: towhee/towhee/runtime/runtime_conf.py
imports: import contextvars
  import contextlib
  import functools
label_desc: Use image node_id 3 for calling the RuntimeConf obj's underlying member method code with example usage: obj.sys_config() and returns: self