app.py

import gradio as gr

# Function to handle the uploaded PDF file
def handle_uploaded_pdf(pdf_file):
    # Save the uploaded PDF file for later use
    pdf_file_path = "uploaded_file.pdf"
    pdf_file.save(pdf_file_path)
    
    # Print a welcome message
    welcome_message = "Welcome! PDF file uploaded successfully. You can use the uploaded file later."
    print(welcome_message)

# Gradio interface
iface = gr.Interface(
    fn=handle_uploaded_pdf,
    inputs=gr.File(label="Upload PDF", filetype="pdf"),
    outputs="text",
    live=True,
    title="Welcome and PDF Upload",
    description="This interface prints a welcome message and allows you to upload a PDF file for later use."
)

# Launch the interface
iface.launch()