Update app.py

app.py

@@ -203,6 +203,7 @@ def convert_pdf_to_images(pdf_path, image_folder="pdf_images", dpi=300):
     return image_paths
 
 
+@functools.lru_cache(maxsize=128)
 def display_pdf_images(file):
     # 转换PDF为高清图像
     image_paths = convert_pdf_to_images(file)
@@ -313,7 +314,7 @@ with gr.Blocks(title="Automated Enzyme Kinetics Extractor") as demo:
 
             with gr.Row():
                 with gr.Column(scale=1):
-                    file_out = gr.Gallery(label="PDF Viewer", columns=1, rows=1, height="auto", object_fit="contain")
+                    file_out = gr.Gallery(label="PDF Viewer", columns=1, rows=1, object_fit="contain")
 
                 with gr.Column(scale=1):
                     text_output = gr.Textbox(