Update app.py
#1
by
vab42
- opened
app.py
CHANGED
@@ -2,7 +2,7 @@ import os
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import google.generativeai as genai
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from flask import Flask, request, jsonify
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from flask_cors import CORS
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from google.generativeai
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app = Flask(__name__)
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CORS(app)
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@@ -10,29 +10,48 @@ CORS(app)
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# --- Konfiguration & Gemini Initialisierung ---
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GOOGLE_API_KEY = os.environ.get("GOOGLE_API_KEY")
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if not GOOGLE_API_KEY:
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raise ValueError("GOOGLE_API_KEY nicht gesetzt!")
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genai.configure(api_key=GOOGLE_API_KEY)
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# Korrekte Tool-
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model = genai.GenerativeModel(
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'gemini-1.5-pro',
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tools=[
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google_search_retrieval=GoogleSearchRetrieval(
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disable_attribution=False,
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max_records=5
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)
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)
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],
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system_instruction="Du bist Moejra... (deine Systemanweisung)"
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)
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chat = model.start_chat(history=[])
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# --- Wissensdatenbank (RAG) Funktion
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def retrieve_info_from_kb(query):
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# --- API-Endpunkt für den Chat ---
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@app.route('/chat', methods=['POST'])
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@@ -41,24 +60,45 @@ def handle_chat():
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if not user_input:
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return jsonify({"error": "Kein Text übermittelt"}), 400
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kb_info = retrieve_info_from_kb(user_input)
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prompt_parts = [f"Nutzerfrage: {user_input}"]
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if kb_info:
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prompt_parts.append(f"Kontext: {kb_info}")
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try:
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response = chat.send_message("\n".join(prompt_parts))
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return jsonify({
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"
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"
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})
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except Exception as e:
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print(f"Fehler: {str(e)}")
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return jsonify({
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"
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"
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}), 500
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if __name__ == '__main__':
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import google.generativeai as genai
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from flask import Flask, request, jsonify
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from flask_cors import CORS
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from google.generativeai import protos
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app = Flask(__name__)
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CORS(app)
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# --- Konfiguration & Gemini Initialisierung ---
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GOOGLE_API_KEY = os.environ.get("GOOGLE_API_KEY")
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if not GOOGLE_API_KEY:
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raise ValueError("GOOGLE_API_KEY nicht gesetzt! Bitte als HF Space Secret hinterlegen.")
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genai.configure(api_key=GOOGLE_API_KEY)
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# Korrekte Tool-Initialisierung für Google Search
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search_tool = protos.Tool(
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google_search_retrieval=protos.Tool.GoogleSearchRetrieval(
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disable_attribution=False,
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max_return_results=3
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)
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)
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model = genai.GenerativeModel(
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'gemini-1.5-pro',
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tools=[search_tool],
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system_instruction="Du bist Moejra, eine hilfsbereite KI-Lernbegleitung. Antworte im unterstützenden Stil und nutze Webrecherche bei Unsicherheiten. Generiere bei Bildanfragen explizit ein Bild."
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)
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chat = model.start_chat(history=[])
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# --- Wissensdatenbank (RAG) Funktion ---
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def retrieve_info_from_kb(query):
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relevant_text = []
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knowledge_base_dir = "knowledge_base"
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if not os.path.exists(knowledge_base_dir):
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return ""
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query_keywords = [word.lower() for word in query.split() if len(word) > 2]
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for filename in os.listdir(knowledge_base_dir):
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if filename.endswith(".txt"):
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filepath = os.path.join(knowledge_base_dir, filename)
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try:
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with open(filepath, "r", encoding="utf-8") as f:
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content = f.read()
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if any(keyword in content.lower() for keyword in query_keywords):
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relevant_text.append(content)
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except Exception as e:
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print(f"Dateilesefehler: {e}")
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return "\n---\n".join(relevant_text) if relevant_text else ""
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# --- API-Endpunkt für den Chat ---
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@app.route('/chat', methods=['POST'])
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if not user_input:
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return jsonify({"error": "Kein Text übermittelt"}), 400
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try:
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# RAG-Phase
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kb_info = retrieve_info_from_kb(user_input)
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# Prompt-Konstruktion
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prompt_parts = [
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f"Nutzeranfrage: {user_input}",
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f"Kontext aus Wissensdatenbank:\n{kb_info}" if kb_info else "Kein relevanter Kontext gefunden",
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"Antworte im unterstützenden Moejra-Stil. Bei Unsicherheiten recherchiere im Web."
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]
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# Gemini-Abfrage
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response = chat.send_message("\n".join(prompt_parts))
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# Antwortverarbeitung
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response_text = ""
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image_data = []
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for part in response.candidates[0].content.parts:
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if part.text:
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response_text += part.text
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if hasattr(part, 'image'):
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img_data = part.image.data
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if hasattr(img_data, 'mime_type') and hasattr(img_data, 'data'):
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image_data.append({
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"mime": img_data.mime_type,
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"data": f"data:{img_data.mime_type};base64,{img_data.data}"
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})
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return jsonify({
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"text": response_text.strip(),
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"images": image_data
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})
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except Exception as e:
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print(f"API-Fehler: {str(e)}")
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return jsonify({
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"text": "😞 Entschuldige, ein unerwarteter Fehler ist aufgetreten. Bitte versuche es später erneut.",
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"images": []
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}), 500
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if __name__ == '__main__':
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