Getting an exception

[apolkosnik]

Django Version: 1.8.15
Exception Type: TypeError
Exception Value:
init() got an unexpected keyword argument 'safe'
Exception Location: /Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/pymongo/collection.py in update, line 2241
Python Executable: /Library/Frameworks/Python.framework/Versions/2.7/Resources/Python.app/Contents/MacOS/Python
Python Version: 2.7.6
Pymongo 3.x.0 (2.9.4 worked fine), tested up to 3.3.0
mongoengine 0.10.6

[apolkosnik]

commenting out line 85 in debug_toolbar_mongo/operation_tracker.py:

safe=safe,

fixed it for me.