#!/usr/bin/env python
# -*- coding: utf-8 -*-
import urllib.request
import os

# Define paths
base_dir = r"D:\TC_UP\2023card\projects\openclaw\教育AI研究\高等教育AI专题\文献库"
os.makedirs(base_dir, exist_ok=True)

# Download first paper
url1 = "https://cs.harvard.edu/malan/publications/V1fp0567-liu.pdf"
file1 = os.path.join(base_dir, "Teaching_CS50_with_AI_SIGCSE2024.pdf")

try:
    urllib.request.urlretrieve(url1, file1)
    print(f"Successfully downloaded: Teaching_CS50_with_AI_SIGCSE2024.pdf")
except Exception as e:
    print(f"Error downloading first paper: {e}")

# Download second paper
url2 = "https://cs.harvard.edu/malan/publications/fp0627-liu.pdf"
file2 = os.path.join(base_dir, "Improving_AI_in_CS50_SIGCSE2025.pdf")

try:
    urllib.request.urlretrieve(url2, file2)
    print(f"Successfully downloaded: Improving_AI_in_CS50_SIGCSE2025.pdf")
except Exception as e:
    print(f"Error downloading second paper: {e}")