Update main.py

main.py

@@ -149,7 +149,7 @@ def handle_image_message(event):
         except:
             # 處理錯誤
             out = "Gemini執行出錯!請換個說法！" 
-            
+        
     elif previous_message and previous_message["type"] == "image" and event.message.type == "text":
         image_path = previous_message["content"]
         user_text = event.message.text
@@ -166,9 +166,13 @@ def handle_image_message(event):
             # 取得使用者輸入的文字
             user_input = event.message.text
             response = chat.send_message([previous_img, user_input])
-            
-        except Exception as e:
-            out = f"發生錯誤: {e}"
+            if (response.text != None):
+                out = response.text
+            else:
+                out = "Gemini沒答案!請換個說法！"
+        except:
+            # 處理錯誤
+            out = "Gemini執行出錯!請換個說法！" 
 
     # ========
     # 上傳圖片