Standarize scan progress namespace initialization

lightrag/lightrag.py

@@ -278,19 +278,18 @@ class LightRAG:
         )
 
         initialize_share_data()
-
         need_init = try_initialize_namespace("scan_progress")
         scan_progress = get_namespace_data("scan_progress")
-        logger.info(f"scan_progress type after init: {type(scan_progress)}")
-        scan_progress.update(
-            {
-                "is_scanning": False,
-                "current_file": "",
-                "indexed_count": 0,
-                "total_files": 0,
-                "progress": 0,
-            }
-        )
+        if need_init:
+            scan_progress.update(
+                {
+                    "is_scanning": False,
+                    "current_file": "",
+                    "indexed_count": 0,
+                    "total_files": 0,
+                    "progress": 0,
+                }
+            )
 
         if not os.path.exists(self.working_dir):
             logger.info(f"Creating working directory {self.working_dir}")