stitch_tracklets crashes when not enough tracks are found#2273
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MMathisLab merged 1 commit intoDeepLabCut:mainfrom Jun 15, 2023
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jeylau
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Jun 13, 2023
| self.G.nodes["sink"]["demand"] = incomplete_tracks | ||
| _, self.flow = nx.capacity_scaling(self.G) | ||
| paths += self.reconstruct_paths() | ||
| if len(remaining_nodes) > 0: |
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Great! By the way, I checked, and we could also have:
if not remaining_nodes:
return
as the finally clause is executed before the function exits, no matter what.
But that's a detail 😃
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When there aren't enough tracks found by the stitcher, the current implementation fails. By running
The following error occurs as
remaining_nodesis an empty listThis PR simply returns once there are no remaining nodes, even if the number of tracks found is smaller than the desired number of tracks (as if there are no remaining nodes, no new tracks can be found). To keep the shape of the output dataframe identical to when tracks are found for all individuals, NaN-filled columns are added for the missing tracks. A user warning is printed so the user is informed that not all tracks were found: