Moved code closing fp and _fp into common method

src/PIL/Image.py

@@ -527,15 +527,18 @@ def _new(self, im):
     def __enter__(self):
         return self
 
+    def _close_fp(self):
+        if getattr(self, "_fp", False):
+            if self._fp != self.fp:
+                self._fp.close()
+            self._fp = DeferredError(ValueError("Operation on closed image"))
+        if self.fp:
+            self.fp.close()
+
     def __exit__(self, *args):
         if hasattr(self, "fp"):
             if getattr(self, "_exclusive_fp", False):
-                if getattr(self, "_fp", False):
-                    if self._fp != self.fp:
-                        self._fp.close()
-                    self._fp = DeferredError(ValueError("Operation on closed image"))
-                if self.fp:
-                    self.fp.close()
+                self._close_fp()
             self.fp = None
 
     def close(self):
@@ -552,12 +555,7 @@ def close(self):
         """
         if hasattr(self, "fp"):
             try:
-                if getattr(self, "_fp", False):
-                    if self._fp != self.fp:
-                        self._fp.close()
-                    self._fp = DeferredError(ValueError("Operation on closed image"))
-                if self.fp:
-                    self.fp.close()
+                self._close_fp()
                 self.fp = None
             except Exception as msg:
                 logger.debug("Error closing: %s", msg)