class_docstr: This exception is raised when the timeout expires while waiting for a
  child process.
  
  Attributes:
      cmd, output, stdout, stderr, timeout
class_docstr_tok: ["This","exception","is","raised","when","the","timeout","expires","while","waiting","for","a","child","process",".","Attributes",":","cmd",",","output",",","stdout",",","stderr",",","timeout"]
code: def __str__(self):
      return "Command '%s' timed out after %s seconds" % (
          self.cmd,
          self.timeout,
      )
  
imports: import builtins
  import errno
  import io
  import locale
  import os
  import time
  import signal
  import sys
  import threading
  import warnings
  import contextlib
  from time import monotonic
  import types
label_desc: Use image node_id 2 for calling the TimeoutExpired obj's underlying member method code with example usage: obj.__str__() and returns: unknown