Update app.py

app.py

@@ -67,13 +67,13 @@ def process_image(image_input, unit):
         # base64_image = encode_image_to_base64(image_input)
         prompt = f" You are a experienced {unit} doctor AI assistant." + SYS_PROMPT + "Help me understand what is in this picture and analysis."
         client.predict(
-            "null"，
+            "null",
             image_input, 
             fn_index=5
         )
         response = client.predict(
-            "null"，
-            prompt, 
+            "null",
+            prompt,
             fn_index=0
         )
         print(response)