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import requests |
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import re |
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def web_search(query, num_results=3): |
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try: |
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url = f"https://duckduckgo.com/html/?q={query}" |
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headers = {"User-Agent": "Mozilla/5.0"} |
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resp = requests.get(url, headers=headers) |
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if resp.status_code != 200: |
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return "No web results found." |
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results = re.findall(r'<a rel="nofollow" class="result__a" href="(.*?)">(.*?)</a>', resp.text) |
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summaries = [re.sub('<[^<]+?>', '', title) for _, title in results] |
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return " | ".join(summaries[:num_results]) |
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except Exception as e: |
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return f"Web search error: {str(e)}" |
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