docstr: The run ID of the currently executing run.
  
  Returns
  -------
  str, optional
      Run ID.
docstr_tok: ["The","run","ID","of","the","currently","executing","run",".","Returns","--","--","--","-","str",",","optional","Run","ID","."]
code: def run_id(self) -> Optional[str]:
      """
      The run ID of the currently executing run.
  
      Returns
      -------
      str, optional
          Run ID.
      """
      return self._run_id
  
imports: from collections import namedtuple
  import os
  from typing import Any, Optional
  from metaflow.metaflow_config import TEMPDIR
label_desc: Use image node_id 8 for calling the Current obj's underlying member method code with example usage: obj.run_id() and returns: self