update reduce check: it's know fixed in wagtail 5.2 💖

wagtail_parler/apps.py

@@ -2,22 +2,21 @@
 import importlib
 from typing import Optional
 from typing import Tuple
-import warnings
 
 # Django imports
 from django.apps import AppConfig
 from django.utils.translation import gettext_lazy as _
 
 # Third Party
-from wagtail.blocks.base import Block
+from wagtail import VERSION as wagtail_version
 
 
 class WagtailParlerConfig(AppConfig):
     name = "wagtail_parler"
     verbose_name = _("Wagtail Parler 🧀 🐦")
 
     def ready(self) -> None:
-        if Block.__reduce__.__qualname__ == "object.__reduce__":
+        if wagtail_version < (5, 2):
             """
             Monkey Patch wagtail to be able to Pickle Blocks.
             FIXME: remove this when related PR will be merged into wagtail.
@@ -27,27 +26,26 @@ def ready(self) -> None:
             we need one to be able to Pickle instances of Blocks.
             """
 
+            # Third Party
+            from wagtail.blocks.base import Block
+
             def block_reduce(self: Block) -> Tuple:
                 path, args, kwargs = self.deconstruct()
-                return unreduce, (path, (args, kwargs))
+                return block_unreduce, (path, (args, kwargs))
 
             Block.__reduce__ = block_reduce
-        else:  # pragma: no cover
-            warnings.warn(
-                "Monkey Patch `block_reduce` is deprecated with this version of Wagtail",
-                DeprecationWarning,
-                stacklevel=2,
-            )
-
-
-def unreduce(path: str, args_and_kwargs: Optional[Tuple] = None) -> object:
-    path_part = path.rsplit(".", 1)
-    module = importlib.import_module(path_part[0])
-    cls = getattr(module, path_part[1])
-    args: Tuple = tuple()
-    kwargs = {}
-    if args_and_kwargs and len(args_and_kwargs) >= 1:
-        args = args_and_kwargs[0]
-        if len(args_and_kwargs) >= 2:
-            kwargs = args_and_kwargs[1]
-    return cls(*args, **kwargs)  # type: ignore
+
+
+if wagtail_version < (5, 2):
+
+    def block_unreduce(path: str, args_and_kwargs: Optional[Tuple] = None) -> object:
+        path_part = path.rsplit(".", 1)
+        module = importlib.import_module(path_part[0])
+        cls = getattr(module, path_part[1])
+        args: Tuple = tuple()
+        kwargs = {}
+        if args_and_kwargs and len(args_and_kwargs) >= 1:
+            args = args_and_kwargs[0]
+            if len(args_and_kwargs) >= 2:
+                kwargs = args_and_kwargs[1]
+        return cls(*args, **kwargs)  # type: ignore