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Nächste Überarbeitung 		Vorhergehende Überarbeitung
openai [2025/07/18 20:57]
jango 		openai [2025/08/02 19:49] (aktuell)
jango
Zeile 1: Zeile 1:
 =====API===== =====API=====
 +
 +[[https://platform.openai.com/docs/overview|OpenAI API Documentation]]
 +
 +====Local====
 +<code python>
 +import requests
 +import json
 +import pyttsx3
 +
 +# gemma-3-1b-it, qwen3-14b, openai-7b-v0.1
 +MODEL_NAME = "openai-7b-v0.1"
 +API_URL = "http://127.0.0.1:8080"
 +
 +def frage_gpt(prompt_text):
 +    try:
 +        response = requests.post(
 +            API_URL + "/v1/chat/completions",
 +            headers={"Content-Type": "application/json"},
 +            data=json.dumps({
 +                "model": MODEL_NAME,
 +                "messages": [
 +                    {"role": "system", "content": "Du bist ein hilfreicher Assistent."},
 +                    {"role": "user", "content": prompt_text}
 +                ],
 +                "stream": False
 +            })
 +        )
 +        if response.status_code == 200:
 +            return response.json() # response.text
 +        else:
 +            return f"Fehler: {response.status_code} - {response.text}"
 +    except Exception as e:
 +        return f"Fehler: {e}"
 +        
 +def frage_gpt_stream(prompt_text):
 +    try:
 +        response = requests.post(
 +            API_URL + "/v1/chat/completions",
 +            headers={"Content-Type": "application/json"},
 +            data=json.dumps({
 +                "model": MODEL_NAME,
 +                "messages": [
 +                    {"role": "assistant", "content": "Du bist ein hilfreicher Assistent."},
 +                    {"role": "user", "content": prompt_text}
 +                ],
 +                "stream": True
 +            }),
 +            stream=True  # aktiviert Streaming
 +        )
 +
 +        if response.status_code != 200:
 +            print(f"Fehler: {response.status_code} - {response.text}")
 +            return
 +        
 +        # Antwort-Stream verarbeiten
 +        for line in response.iter_lines():
 +            if line:
 +                decoded_line = line.decode("utf-8")
 +                if decoded_line.startswith("data: "):
 +                    payload = json.loads(decoded_line[6:])
 +                    delta = payload.get("choices", [{}])[0].get("delta", {}).get("content")
 +                    if delta:
 +                        print(delta, end="", flush=True)
 +
 +    except Exception as e:
 +        print("") #print(f"Fehler: {e}")
 +
 +
 +engine = pyttsx3.init()
 +engine.setProperty("rate", 150)
 +engine.setProperty("volume", 1.0)
 +voices = engine.getProperty("voices")
 +for voice in voices:
 +    if "german" in voice.name.lower():
 +        engine.setProperty("voice", voice.id)
 +        break
 +
 +
 +while True:
 +    frage = input("Frage: ")
 +    frage_gpt_stream(frage)
 +    #print(antwort["choices"][0]["message"]["content"])
 +    #engine.say(antwort["choices"][0]["message"]["content"])
 +    #engine.runAndWait()
 +</code>
  
 ====Chat Completion==== ====Chat Completion====
Zeile 31: Zeile 116:
 print("Antwort: ", antwort) print("Antwort: ", antwort)
 </code> </code>
 +
 +====Chat Completion mit Verlauf====
 +
 +<code python>
 +import openai
 +import os
 +
 +openai.api_key = os.getenv("OPENAI_API_KEY") or "sk-xxxxx"
 +
 +chat_history = [
 +    {"role": "system", "content": "Du bist ein hilfreicher Assistent."}
 +]
 +
 +def frage_gpt_mit_verlauf(chat_history):
 +    try:
 +        response = openai.ChatCompletion.create(
 +            model="gpt-4",
 +            messages=chat_history,
 +            temperature=0.7,
 +            max_tokens=500
 +        )
 +        antwort = response['choices'][0]['message']['content']
 +        return antwort.strip()
 +    except Exception as e:
 +        return f"Fehler: {e}"
 +
 +def frage_gpt_stream_mit_verlauf(chat_history):
 +    try:
 +        response = openai.ChatCompletion.create(
 +            model="gpt-4",
 +            messages=chat_history,
 +            temperature=0.7,
 +            max_tokens=500,
 +            stream=True
 +        )
 +
 +        full_answer = ""
 +        for chunk in response:
 +            if 'choices' in chunk and len(chunk['choices']) > 0:
 +                delta = chunk['choices'][0]['delta']
 +                content = delta.get("content", "")
 +                print(content, end="", flush=True)
 +                full_answer += content
 +        print()
 +        return full_answer.strip()
 +
 +    except Exception as e:
 +        return f"Fehler: {e}"
 +
 +def main():
 +    while True:
 +        frage = input("Frage: ").strip()
 +        if frage.lower() in ['exit', 'quit']:
 +            print("Chat beendet.")
 +            break
 +
 +        chat_history.append({"role": "user", "content": frage})
 +
 +        antwort = frage_gpt_stream_mit_verlauf(chat_history)
 +        #antwort = frage_gpt_mit_verlauf(chat_history)  # falls du lieber ohne Streaming willst
 +
 +        chat_history.append({"role": "assistant", "content": antwort})
 +
 +if __name__ == "__main__":
 +    main()
 +</code>
 +
  
 ====Function Calling==== ====Function Calling====
openai.1752865068.txt.gz · Zuletzt geändert: 2025/07/18 20:57 von jango

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