'module' object has no attribute 'AddressInUseException'

[Hong Hui Xiao]

I am trying to use kuryr-libnetwork and mis-use an ip address that has already been used. Then I got this error:

2016-12-18 05:41:10.852 55861 ERROR kuryr_libnetwork [-] Exception on /IpamDriver.RequestAddress [POST]
2016-12-18 05:41:10.852 55861 ERROR kuryr_libnetwork Traceback (most recent call last):
2016-12-18 05:41:10.852 55861 ERROR kuryr_libnetwork File "/usr/lib/python2.7/site-packages/flask/app.py", line 1988, in wsgi_app
2016-12-18 05:41:10.852 55861 ERROR kuryr_libnetwork response = self.full_dispatch_request()
2016-12-18 05:41:10.852 55861 ERROR kuryr_libnetwork File "/usr/lib/python2.7/site-packages/flask/app.py", line 1641, in full_dispatch_request
2016-12-18 05:41:10.852 55861 ERROR kuryr_libnetwork rv = self.handle_user_exception(e)
2016-12-18 05:41:10.852 55861 ERROR kuryr_libnetwork File "/usr/lib/python2.7/site-packages/flask/app.py", line 1544, in handle_user_exception
2016-12-18 05:41:10.852 55861 ERROR kuryr_libnetwork reraise(exc_type, exc_value, tb)
2016-12-18 05:41:10.852 55861 ERROR kuryr_libnetwork File "/usr/lib/python2.7/site-packages/flask/app.py", line 1639, in full_dispatch_request
2016-12-18 05:41:10.852 55861 ERROR kuryr_libnetwork rv = self.dispatch_request()
2016-12-18 05:41:10.852 55861 ERROR kuryr_libnetwork File "/usr/lib/python2.7/site-packages/flask/app.py", line 1625, in dispatch_request
2016-12-18 05:41:10.852 55861 ERROR kuryr_libnetwork return self.view_functions[rule.endpoint](**req.view_args)
2016-12-18 05:41:10.852 55861 ERROR kuryr_libnetwork File "/opt/stack/kuryr-libnetwork/kuryr_libnetwork/controllers.py", line 1357, in ipam_request_address
2016-12-18 05:41:10.852 55861 ERROR kuryr_libnetwork raise exceptions.AddressInUseException(
2016-12-18 05:41:10.852 55861 ERROR kuryr_libnetwork AttributeError: 'module' object has no attribute 'AddressInUseException'
2016-12-18 05:41:10.852 55861 ERROR kuryr_libnetwork
[2016-12-18 05:41:10,854] ERROR in utils: Unexpected error happened: 'module' object has no attribute 'AddressInUseException'
2016-12-18 05:41:10.854 55861 ERROR kuryr_libnetwork [-] Unexpected error happened: 'module' object has no attribute 'AddressInUseException'
Traceback (most recent call last):
  File "/usr/lib/python2.7/site-packages/flask/app.py", line 1988, in wsgi_app
    response = self.full_dispatch_request()
  File "/usr/lib/python2.7/site-packages/flask/app.py", line 1641, in full_dispatch_request
    rv = self.handle_user_exception(e)
  File "/usr/lib/python2.7/site-packages/flask/app.py", line 1544, in handle_user_exception
    reraise(exc_type, exc_value, tb)
  File "/usr/lib/python2.7/site-packages/flask/app.py", line 1639, in full_dispatch_request
    rv = self.dispatch_request()
  File "/usr/lib/python2.7/site-packages/flask/app.py", line 1625, in dispatch_request
    return self.view_functions[rule.endpoint](**req.view_args)
  File "/opt/stack/kuryr-libnetwork/kuryr_libnetwork/controllers.py", line 1357, in ipam_request_address
    raise exceptions.AddressInUseException(
AttributeError: 'module' object has no attribute 'AddressInUseException'