Update restapi.py (#7309)

utils/flask_rest_api/restapi.py

@@ -21,12 +21,16 @@ def predict():
         return
 
     if request.files.get("image"):
-        image_file = request.files["image"]
-        image_bytes = image_file.read()
+        # Method 1
+        # with request.files["image"] as f:
+        #     im = Image.open(io.BytesIO(f.read()))
 
-        img = Image.open(io.BytesIO(image_bytes))
+        # Method 2
+        im_file = request.files["image"]
+        im_bytes = im_file.read()
+        im = Image.open(io.BytesIO(im_bytes))
 
-        results = model(img, size=640)  # reduce size=320 for faster inference
+        results = model(im, size=640)  # reduce size=320 for faster inference
         return results.pandas().xyxy[0].to_json(orient="records")