Merge pull request #7105 from bigcat88/load-before-deepcopy

Load before getting size in __getstate__

Tests/test_image_copy.py

@@ -4,7 +4,7 @@
 
 from PIL import Image
 
-from .helper import hopper
+from .helper import hopper, skip_unless_feature
 
 
 @pytest.mark.parametrize("mode", ("1", "P", "L", "RGB", "I", "F"))
@@ -42,3 +42,10 @@ def test_copy_zero():
     out = im.copy()
     assert out.mode == im.mode
     assert out.size == im.size
+
+
+@skip_unless_feature("libtiff")
+def test_deepcopy():
+    with Image.open("Tests/images/g4_orientation_5.tif") as im:
+        out = copy.deepcopy(im)
+    assert out.size == (590, 88)

src/PIL/Image.py

@@ -672,7 +672,8 @@ def __array_interface__(self):
         return new
 
     def __getstate__(self):
-        return [self.info, self.mode, self.size, self.getpalette(), self.tobytes()]
+        im_data = self.tobytes()  # load image first
+        return [self.info, self.mode, self.size, self.getpalette(), im_data]
 
     def __setstate__(self, state):
         Image.__init__(self)