<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def get_current_frames():
 """Return current threads prepared for further processing. """

    return dict(
        (thread_id, {'frame': thread2list(frame), 'time': None})
        for thread_id, frame in sys._current_frames().items()
    )