Show short SHA for commit repr() output.

JNRowe · JNRowe · commit 1a94271a95dc · 2011-06-11T08:41:12.000+01:00
diff --git a/github2/commits.py b/github2/commits.py
@@ -20,7 +20,7 @@ class Commit(BaseData):
                          "been modified since last commit.")
 
     def __repr__(self):
-        return "<Commit: %s %s>" % (self.id, self.message[:64])
+        return "<Commit: %s %s>" % (self.id[:8], self.message[:64])
 
 
 class Commits(GithubCommand):
