Fix pillow deprecation warning related with LANCZOS filter

MongoEngine · Aug 25, 2024 · ea74df2 · ea74df2
1 parent cfc942f
commit ea74df2
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Showing 3 changed files with 7 additions and 2 deletions.
diff --git a/README.rst b/README.rst
@@ -66,7 +66,7 @@ If you utilize a ``DateTimeField``, you might also use a more flexible date pars
 
 If you need to use an ``ImageField`` or ``ImageGridFsProxy``:
 
-- Pillow>=2.0.0
+- Pillow>=7.0.0
 
 If you need to use signals:
 

diff --git a/docs/changelog.rst b/docs/changelog.rst
@@ -7,6 +7,7 @@ Changelog
 Development
 ===========
 - (Fill this out as you fix issues and develop your features).
+- Fix pillow deprecation warning related with LANCZOS filter #2824
 - Allow gt/gte/lt/lte/ne operators to be used with a list as value on ListField #2813
 - Switch tox to use pytest instead of legacy `python setup.py test` #2804
 - Add support for timeseries collection #2661

diff --git a/mongoengine/fields.py b/mongoengine/fields.py
@@ -49,8 +49,12 @@
 try:
     from PIL import Image, ImageOps
 
-    LANCZOS = Image.LANCZOS if hasattr(Image, "LANCZOS") else Image.ANTIALIAS
+    if hasattr(Image, "Resampling"):
+        LANCZOS = Image.Resampling.LANCZOS
+    else:
+        LANCZOS = Image.LANCZOS
 except ImportError:
+    # pillow is optional so may not be installed
     Image = None
     ImageOps = None