add fix

gtsam/sfm/DsfTrackGenerator.cpp

@@ -130,7 +130,7 @@ std::vector<SfmTrack2d> tracksFromPairwiseMatches(
   }
 
   // TODO(johnwlambert): return the Transitivity failure percentage here.
-  return tracks2d; // validTracks;
+  return validTracks;
 }
 
 }  // namespace gtsfm

python/gtsam/tests/test_DsfTrackGenerator.py

@@ -36,7 +36,7 @@ class TestDsfTrackGenerator(GtsamTestCase):
         tracks = gtsam.gtsfm.tracksFromPairwiseMatches(
             matches_dict,
             keypoints_list,
-            verbose=False,
+            verbose=True,
         )
         self.assertEqual(len(tracks), 0, "Tracks not filtered correctly")