Create app.py

app.py

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+import gradio as gr
+import os
+
+# Directory where PDFs will be saved
+UPLOAD_FOLDER = 'uploads'
+os.makedirs(UPLOAD_FOLDER, exist_ok=True)
+
+# Function to list uploaded PDFs
+def list_pdfs():
+    files = os.listdir(UPLOAD_FOLDER)
+    pdf_list = [f'<a href="/file={UPLOAD_FOLDER}/{file}" target="_blank">{file}</a>' for file in files]
+    return '\n'.join(pdf_list)
+
+# Function to handle PDF upload
+def upload_pdf(pdf_file):
+    if pdf_file:
+        file_name = pdf_file.name
+        pdf_file.save(os.path.join(UPLOAD_FOLDER, file_name))
+        return list_pdfs()
+    return "No file uploaded."
+
+# Gradio Interface
+with gr.Blocks() as demo:
+    with gr.Column():
+        gr.Markdown("# PDF Catalog")
+        pdf_list = gr.HTML(list_pdfs)
+        pdf_upload = gr.File(label="Upload PDF", file_types=[".pdf"])
+        upload_btn = gr.Button("Upload")
+
+    upload_btn.click(upload_pdf, inputs=pdf_upload, outputs=pdf_list)
+
+# Run the app
+demo.launch()