Do not close exclusive fp after loading

Tests/test_file_psd.py

@@ -65,6 +65,12 @@ class TestImagePsd(PillowTestCase):
 
         self.assertRaises(EOFError, im.seek, -1)
 
+    def test_open_after_exclusive_load(self):
+        im = Image.open(test_file)
+        im.load()
+        im.seek(im.tell()+1)
+        im.load()
+
     def test_icc_profile(self):
         im = Image.open(test_file)
         self.assertIn("icc_profile", im.info)

src/PIL/PsdImagePlugin.py

@@ -54,6 +54,7 @@ class PsdImageFile(ImageFile.ImageFile):
 
     format = "PSD"
     format_description = "Adobe Photoshop"
+    _close_exclusive_fp_after_loading = False
 
     def _open(self):