Merge pull request #228 from KumarLabJax/fix-unnecessary-project-file-updates

fix some unnecessary project.json file updates

Author: gbeane

src/jabs/project/project.py

@@ -69,7 +69,8 @@ def __init__(
         self._session_tracker = SessionTracker(self, tracking_enabled=enable_session_tracker)
 
         # write out the defaults to the project file
-        self._settings_manager.save_project_file({"defaults": self.get_project_defaults()})
+        if self._settings_manager.project_settings.get("defaults") != self.get_project_defaults():
+            self._settings_manager.save_project_file({"defaults": self.get_project_defaults()})
 
         # Start a session tracker for this project.
         # Since the session has a reference to the Project, the Project should be fully initialized before starting

src/jabs/project/video_manager.py

@@ -143,6 +143,7 @@ def get_video_identity_count(self, video_name: str) -> int:
     def _load_video_metadata(self):
         """Load metadata for each video and calculate total identities."""
         video_metadata = self._settings_manager.project_settings.get("video_files", {})
+        flush = False
         for video in self._videos:
             vinfo = video_metadata.get(video, {})
             nidentities = vinfo.get("identities")
@@ -153,11 +154,13 @@ def _load_video_metadata(self):
                 )
                 nidentities = pose_file.num_identities
                 vinfo["identities"] = nidentities
+                flush = True
 
             self._video_identity_count[video] = nidentities
             self._total_project_identities += nidentities
             video_metadata[video] = vinfo
-        self._settings_manager.save_project_file({"video_files": video_metadata})
+        if flush:
+            self._settings_manager.save_project_file({"video_files": video_metadata})
 
     def _validate_video_frame_counts(self):
         """Ensure video and pose file frame counts match."""