added code back which should not be removed in this proposal

openlp/core/utils/__init__.py

@@ -102,6 +102,27 @@ def get_application_version():
         return APPLICATION_VERSION
     if u'--dev-version' in sys.argv or u'-d' in sys.argv:
         # If we're running the dev version, let's use bzr to get the version.
+        try:
+            # If bzrlib is available, use it.
+            from bzrlib.branch import Branch
+            b = Branch.open_containing('.')[0]
+            b.lock_read()
+            try:
+                # Get the branch's latest revision number.
+                revno = b.revno()
+                # Convert said revision number into a bzr revision id.
+                revision_id = b.dotted_revno_to_revision_id((revno,))
+                # Get a dict of tags, with the revision id as the key.
+                tags = b.tags.get_reverse_tag_dict()
+                # Check if the latest
+                if revision_id in tags:
+                    full_version = u'%s' % tags[revision_id][0]
+                else:
+                    full_version = '%s-bzr%s' % (sorted(b.tags.get_tag_dict().keys())[-1], revno)
+            finally:
+                b.unlock()
+        except:
+            # Otherwise run the command line bzr client.
             bzr = Popen((u'bzr', u'tags', u'--sort', u'time'), stdout=PIPE)
             output, error = bzr.communicate()
             code = bzr.wait()