Merge remote-tracking branch 'origin/pr/466' into develop

Author: sigmavirus24

AUTHORS.rst

@@ -108,3 +108,5 @@ Contributors
 - Matt Chung (@itsmemattchung)
 
 - Martin Ek (@ekmartin)
+
+- Chris Thompson (@notyetsecure)

github3/issues/milestone.py

@@ -26,7 +26,9 @@ def _update_attributes(self, mile):
         self.description = mile.get('description')
         #: :class:`User <github3.users.User>` object representing the creator
         #: of the milestone.
-        self.creator = User(mile.get('creator'), self)
+        self.creator = None
+        if mile.get('creator'):
+            self.creator = User(mile.get('creator'), self)
         #: Number of issues associated with this milestone which are still
         #: open.
         self.open_issues = mile.get('open_issues')

tests/test_issues.py

@@ -121,6 +121,12 @@ def test_update(self):
                              '2013-12-31T23:59:59Z')
         self.mock_assertions()
 
+    def test_issue_465(self):
+        json = self.m.as_dict().copy()
+        json['creator'] = None
+        m = Milestone(json)
+        assert m.creator is None
+
 
 class TestIssue(BaseCase):
     def __init__(self, methodName='runTest'):