Update app.py

app.py

@@ -41,13 +41,19 @@ def cache_pil_image(image: Image.Image) -> str:
 
 def upload(files: Optional[List[str]], chatbot: CHAT_HISTORY) -> CHAT_HISTORY:
     for file in files:
-        image = Image.open(file).convert('RGB')
-        image_preview = preprocess_image(image)
-        if image_preview:
-            # Display a preview of the uploaded image
-            gr.Image(image_preview).render()
-        image_path = cache_pil_image(image)
-        chatbot.append(((image_path,), None))
+        try:
+            # Intenta cargar y procesar imágenes
+            image = Image.open(file).convert('RGB')
+            image_preview = preprocess_image(image)
+            if image_preview:
+                # Mostrar una vista previa de la imagen cargada
+                gr.Image(image_preview).render()
+            image_path = cache_pil_image(image)
+            chatbot.append(((image_path,), None))
+        except Exception as e:
+            # Si no es una imagen, no mostramos vista previa y solo se guarda el archivo
+            print(f"Archivo no es una imagen, se sube como archivo: {file}")
+            chatbot.append(((file,), None))
     return chatbot
 
 def user(text_prompt: str, chatbot: CHAT_HISTORY):
@@ -73,7 +79,7 @@ def bot(
     )
 
     text_prompt = [chatbot[-1][0]] if chatbot and chatbot[-1][0] and isinstance(chatbot[-1][0], str) else []
-    image_prompt = [preprocess_image(Image.open(file).convert('RGB')) for file in files] if files else []
+    image_prompt = [preprocess_image(Image.open(file).convert('RGB')) for file in files if file.endswith(('jpg', 'jpeg', 'png'))] if files else []
     model = genai.GenerativeModel(model_choice)
     response = model.generate_content(text_prompt + image_prompt, stream=True, generation_config=generation_config)
 
@@ -95,7 +101,7 @@ text_prompt_component = gr.Textbox(
     placeholder="Message...", show_label=False, autofocus=True, scale=8
 )
 upload_button_component = gr.UploadButton(
-    label="Upload Images", file_count="multiple", file_types=["image"], scale=1
+    label="Upload Files", file_count="multiple", file_types=["image", "pdf", "text"], scale=1
 )
 run_button_component = gr.Button(value="Run", variant="primary", scale=1)
 model_choice_component = gr.Dropdown(