Traceback (most recent call last):


 "demo.py", line 8, in <module>

from tracker.multitracker import JDETracker


 "/data/share7/Towards-Realtime-MOT-master/tracker/multitracker.py", line 13, in <module>

from models import *


 "/data/share7/Towards-Realtime-MOT-master/models.py", line 8, in <module>

from utils.syncbn import SyncBN
ImportError: cannot import name 'SyncBN'

Traceback (most recent call last):

 "twitter_test.py", line 405, in testGetStatus
status = self._api.GetStatus(89512102)

 "/home/adminuser/TESE/python-twitter/twitter/api.py", line 684, in GetStatus
data = self._ParseAndCheckTwitter(json_data.content)

 "/home/adminuser/TESE/python-twitter/twitter/api.py", line 3627, in _ParseAndCheckTwitter
self._CheckForTwitterError(data)

 "/home/adminuser/TESE/python-twitter/twitter/api.py", line 3654, in _CheckForTwitterError
raise TwitterError(data['errors'])TwitterError: [{u'message': u'Invalid or expired token', u'code': 89}]