does not build correctly on Ubuntu 14.10 about pivotal-tracker-syncing HOT 1 OPEN

running 'sudo ant' gets further:

test:
    [apply] None
    [apply] blah
    [apply] blah
    [apply] ......
    [apply] ----------------------------------------------------------------------
    [apply] Ran 6 tests in 0.001s
    [apply] 
    [apply] OK
    [apply] ...
    [apply] ----------------------------------------------------------------------
    [apply] Ran 3 tests in 0.002s
    [apply] 
    [apply] OK
    [apply] ..........
    [apply] ----------------------------------------------------------------------
    [apply] Ran 10 tests in 0.001s
    [apply] 
    [apply] OK
    [apply] Traceback (most recent call last):
    [apply]   File "/home/matt/src/pivotal-tracker-syncing/src/jiratracker_test.py", line 7, in <module>
    [apply]     from jiratracker import JiraTracker
    [apply]   File "/home/matt/src/pivotal-tracker-syncing/src/jiratracker.py", line 8, in <module>
    [apply]     from jiratrackeritem import JiraTrackerItem
    [apply]   File "/home/matt/src/pivotal-tracker-syncing/src/jiratrackeritem.py", line 8, in <module>
    [apply]     from trackeritemstatus import TrackerItemStatus
    [apply]   File "/home/matt/src/pivotal-tracker-syncing/src/trackeritemstatus.py", line 6, in <module>
    [apply]     from mappivotaltojirastatus import PivotalToJiraStatusMap
    [apply]   File "/home/matt/src/pivotal-tracker-syncing/src/mappivotaltojirastatus.py", line 8
    [apply]     class PivotalToJiraStatusMap(object, metaclass=Singleton):
    [apply]                                                   ^
    [apply] SyntaxError: invalid syntax

BUILD FAILED
/home/matt/src/pivotal-tracker-syncing/build.xml:10: apply returned: 1