From eae41b7d730c716d7d4bee20c57853086510807b Mon Sep 17 00:00:00 2001
From: LielinJiang <50691816+LielinJiang@users.noreply.github.com>
Date: Wed, 4 May 2022 08:51:45 +0800
Subject: [PATCH] fix PIL sample mode deprecated warning (#42307) (#42451)

* fix PIL sample mode deprecated warning

* compatible with old pil version
---
 .../vision/transforms/functional_pil.py       | 27 +++++++++++++------
 1 file changed, 19 insertions(+), 8 deletions(-)

diff --git a/python/paddle/vision/transforms/functional_pil.py b/python/paddle/vision/transforms/functional_pil.py
index b3ff37d7ea..32f65fa1f8 100644
--- a/python/paddle/vision/transforms/functional_pil.py
+++ b/python/paddle/vision/transforms/functional_pil.py
@@ -32,14 +32,25 @@ else:
     Sequence = collections.abc.Sequence
     Iterable = collections.abc.Iterable
 
-_pil_interp_from_str = {
-    'nearest': Image.NEAREST,
-    'bilinear': Image.BILINEAR,
-    'bicubic': Image.BICUBIC,
-    'box': Image.BOX,
-    'lanczos': Image.LANCZOS,
-    'hamming': Image.HAMMING
-}
+try:
+    # PIL version >= "9.1.0"
+    _pil_interp_from_str = {
+        'nearest': Image.Resampling.NEAREST,
+        'bilinear': Image.Resampling.BILINEAR,
+        'bicubic': Image.Resampling.BICUBIC,
+        'box': Image.Resampling.BOX,
+        'lanczos': Image.Resampling.LANCZOS,
+        'hamming': Image.Resampling.HAMMING
+    }
+except:
+    _pil_interp_from_str = {
+        'nearest': Image.NEAREST,
+        'bilinear': Image.BILINEAR,
+        'bicubic': Image.BICUBIC,
+        'box': Image.BOX,
+        'lanczos': Image.LANCZOS,
+        'hamming': Image.HAMMING
+    }
 
 __all__ = []
 
-- 
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