fixup! Add optimize mode for sync tasks

[noissue]

pulp_deb/app/serializers/repository_serializers.py

@@ -28,7 +28,15 @@ class AptRepositorySyncURLSerializer(RepositorySyncURLSerializer):
     """
 
     optimize = serializers.BooleanField(
-        help_text=_("Whether or not to optimize sync."), required=False, default=True
+        help_text=_(
+            "Using optimize sync, will skip the processing of metadata if the checksum has not "
+            "changed since the last sync. This greately improves re-sync performance in such "
+            "situations. If you feel the sync is missing something that has changed about the "
+            "remote repository you are syncing, try using optimize=False for a full re-sync. "
+            "Consider opening an issue on why we should not optimize in your use case."
+        ),
+        required=False,
+        default=True,
     )
 
 

pulp_deb/app/tasks/synchronizing.py

@@ -771,14 +771,6 @@ async def _handle_flat_repo(self, file_references, release_file, release):
         # Await all tasks
         await asyncio.gather(*pending_tasks)
 
-    def _nested_defaultdict(self, existing=None, **kwargs):
-        if existing is None:
-            existing = {}
-        if not isinstance(existing, dict):
-            return existing
-        existing = {key: self._nested_defaultdict(val) for key, val in existing.items()}
-        return defaultdict(self._nested_defaultdict, existing, **kwargs)
-
     async def _handle_package_index(
         self,
         release_file,

requirements.txt

@@ -1,2 +1,2 @@
-pulpcore>=3.20,<3.25
+pulpcore>=3.21,<3.25
 python-debian>=0.1.44,<0.2.0