Simplify Python code by receiving tuple from C

src/PIL/WebPImagePlugin.py

@@ -46,8 +46,7 @@ class WebPImageFile(ImageFile.ImageFile):
         self._decoder = _webp.WebPAnimDecoder(self.fp.read())
 
         # Get info from decoder
-        width, height, loop_count, bgcolor, frame_count, mode = self._decoder.get_info()
-        self._size = width, height
+        self._size, loop_count, bgcolor, frame_count, mode = self._decoder.get_info()
         self.info["loop"] = loop_count
         bg_a, bg_r, bg_g, bg_b = (
             (bgcolor >> 24) & 0xFF,

src/_webp.c

@@ -449,7 +449,7 @@ _anim_decoder_get_info(PyObject *self) {
     WebPAnimInfo *info = &(decp->info);
 
     return Py_BuildValue(
-        "IIIIIs",
+        "(II)IIIs",
         info->canvas_width,
         info->canvas_height,
         info->loop_count,