docstr: Check whether the queue is empty.
docstr_tok: ["Check","whether","the","queue","is","empty","."]
code: def empty(self):
      """Check whether the queue is empty."""
      with self._lock:
          return not self._queue
  
file_path: cpython/Lib/sched.py
imports: import time
  import heapq
  from collections import namedtuple
  from itertools import count
  import threading
  from time import monotonic
label_desc: Use image node_id 5 for calling the scheduler obj's underlying member method code with example usage: obj.empty() and returns: unknown