Merge parents caches into the current task one

Closes #45 (closed)

arkindex_worker/cache.py

@@ -102,13 +102,15 @@ def merge_parents_cache(parent_ids, current_database, data_dir="/data", chunk=No
         filenames.append(f"db_{chunk}.sqlite")
 
     # Find all the paths for these databases
-    paths = filter(
-        lambda p: os.path.isfile(p),
-        [
-            os.path.join(data_dir, parent, name)
-            for parent in parent_ids
-            for name in filenames
-        ],
+    paths = list(
+        filter(
+            lambda p: os.path.isfile(p),
+            [
+                os.path.join(data_dir, parent, name)
+                for parent in parent_ids
+                for name in filenames
+            ],
+        )
     )
 
     if not paths:
@@ -133,5 +135,3 @@ def merge_parents_cache(parent_ids, current_database, data_dir="/data", chunk=No
         for statement in statements:
             cursor.execute(statement)
         connection.commit()
-
-    # TODO: maybe reopen peewee connection ?