tools/web_search.py aktualisiert
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+43
-31
@@ -1,66 +1,78 @@
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import requests
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import asyncio
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from datetime import datetime
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from ddgs import DDGS
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async def web_search(query: str, max_results: int = 5):
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"""
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Sucht im Internet und gibt aktuelle, relevante Ergebnisse zurück.
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Durchsucht das Internet mit DuckDuckGo.
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"""
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try:
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# DuckDuckGo (kostenlos, kein API-Key nötig)
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url = "https://api.duckduckgo.com/"
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params = {
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"q": query,
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"format": "json",
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"no_html": 1,
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"skip_disambig": 1
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}
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response = requests.get(url, params=params, timeout=8)
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data = response.json()
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def search():
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with DDGS() as ddgs:
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return list(
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ddgs.text(
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query,
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max_results=max_results,
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)
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)
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results = []
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for result in data.get("RelatedTopics", [])[:max_results]:
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if 'Text' in result and 'FirstURL' in result:
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results.append({
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"title": result.get("Text", "")[:150],
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"url": result.get("FirstURL", ""),
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"snippet": result.get("Text", "")[:300]
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})
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results = await asyncio.to_thread(search)
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if not results:
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return "Keine relevanten Suchergebnisse gefunden."
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return "Keine Suchergebnisse gefunden."
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output = (
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f"Suchergebnisse für '{query}' "
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f"(Stand {datetime.now():%d.%m.%Y %H:%M})\n\n"
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)
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output = f"Suchergebnisse für '{query}' (Stand: {datetime.now().strftime('%d.%m.%Y %H:%M')}):\n\n"
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for i, r in enumerate(results, 1):
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output += f"{i}. {r['title']}\n"
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output += f" {r['url']}\n"
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output += f" {r['snippet']}\n\n"
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title = r.get("title", "Kein Titel")
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body = r.get("body", "")
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href = r.get("href", "")
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output += (
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f"{i}. {title}\n"
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f" {href}\n"
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f" {body}\n\n"
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)
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return output
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except Exception as e:
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return f"Fehler bei der Internetsuche: {str(e)}"
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return f"Fehler bei der Websuche: {e}"
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# Tool-Beschreibung für MCP / Bedrock
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web_search_tool = {
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"toolSpec": {
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"name": "web_search",
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"description": "Sucht aktuelle Informationen im Internet. Nutze dies für Nachrichten, Wetter, Fakten, Preise, aktuelle Ereignisse usw.",
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"description": (
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"Durchsucht das Internet nach aktuellen Informationen, "
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"Nachrichten, Fakten, Wetter, Preisen und Ereignissen."
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),
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"inputSchema": {
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"json": {
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"type": "object",
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"properties": {
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"query": {
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"type": "string",
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"description": "Die Suchanfrage (z.B. 'Wetter Berlin heute', 'Aktueller Bitcoin Preis', 'Wer ist Bundeskanzler 2026')"
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"description": "Suchanfrage"
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},
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"max_results": {
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"type": "integer",
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"description": "Maximale Anzahl Ergebnisse (Standard: 5)",
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"description": "Maximale Anzahl Ergebnisse",
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"default": 5
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}
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},
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"required": ["query"]
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"required": [
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"query"
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]
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}
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}
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}
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}
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