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Update app.py
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app.py
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@@ -10,6 +10,8 @@ import PyPDF2
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import os
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# --- Konfiguration ---
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st.set_page_config(page_title="OpenRouter Free Interface", layout="wide", initial_sidebar_state="expanded")
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OPENROUTER_API_BASE = "https://openrouter.ai/api/v1"
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@@ -18,7 +20,6 @@ st.title("💸 OpenRouter Free-Tier Interface")
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st.markdown("""
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**Willkommen im All-OpenRouter-Free-Interface Deluxe!**
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Chatte mit **kostenlosen (Free-Tier)** Modellen über die OpenRouter API.
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Alle Modelle unterliegen den OpenRouter-Ratenbegrenzungen.
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""")
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# --- Session State Management ---
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@@ -27,39 +28,32 @@ if "messages" not in st.session_state:
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if "uploaded_content" not in st.session_state:
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st.session_state.uploaded_content = None
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-
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-
# --- Datei-Verarbeitung ---
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def encode_image(image):
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buf = io.BytesIO()
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image.save(buf, format="JPEG")
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return base64.b64encode(buf.getvalue()).decode("utf-8")
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-
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def process_file(uploaded_file):
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# Ihr robuster File Manager ist perfekt
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file_type = uploaded_file.name.split('.')[-1].lower()
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text_exts = ('.txt', '.csv', '.py', '.html', '.js', '.css', '.json', '.xml', '.sql', '.xlsx')
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-
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if file_type in ["jpg", "jpeg", "png"]:
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return {"type": "image", "content": Image.open(uploaded_file).convert('RGB')}
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-
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if file_type in ["txt"] + [ext.strip('.') for ext in text_exts if ext not in ('.csv', '.xlsx')]:
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return {"type": "text", "content": uploaded_file.read().decode("utf-8", errors="ignore")}
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-
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if file_type in ["csv", "xlsx"]:
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try:
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df = pd.read_csv(uploaded_file) if file_type == "csv" else pd.read_excel(uploaded_file)
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return {"type": "text", "content": df.to_string()}
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except Exception as e:
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return {"type": "error", "content": f"Fehler beim Lesen der Tabelle: {e}"}
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-
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if file_type == "pdf":
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try:
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reader = PyPDF2.PdfReader(uploaded_file)
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return {"type": "text", "content": "".join(page.extract_text() or "" for page in reader.pages)}
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except Exception as e:
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return {"type": "error", "content": f"PDF Fehler: {e}"}
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-
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if file_type == "zip":
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try:
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with zipfile.ZipFile(uploaded_file) as z:
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@@ -71,14 +65,11 @@ def process_file(uploaded_file):
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return {"type": "text", "content": content or "ZIP enthält keine lesbaren Textdateien."}
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except Exception as e:
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return {"type": "error", "content": f"ZIP Fehler: {e}"}
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-
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return {"type": "error", "content": "Nicht unterstütztes Dateiformat."}
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-
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# --- Context-Length Fetch (MIT CACHING) ---
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@st.cache_data(ttl=3600) # Caching für 1 Stunde, um API-Calls zu sparen
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def fetch_model_contexts(api_key):
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"""Lädt alle Modelle + deren context_length."""
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if not api_key:
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return {}
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headers = {"Authorization": f"Bearer {api_key}"}
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@@ -92,6 +83,7 @@ def fetch_model_contexts(api_key):
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contexts[mid] = ctx
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return contexts
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except Exception as e:
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return {}
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@@ -100,7 +92,6 @@ with st.sidebar:
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st.header("⚙️ API Settings")
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api_key = st.text_input("OpenRouter API Key", type="password")
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# Free Modelle (Fallback)
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FREE_MODEL_LIST = [
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"cognitivecomputations/dolphin-mistral-24b-venice-edition:free",
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"deepseek/deepseek-chat-v3",
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@@ -112,9 +103,11 @@ with st.sidebar:
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model = st.selectbox("Wähle ein Modell", FREE_MODEL_LIST, index=0)
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#
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model_contexts = fetch_model_contexts(api_key)
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temperature = st.slider("Temperature", 0.0, 1.0, 0.7)
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max_tokens = st.slider(
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@@ -123,32 +116,29 @@ with st.sidebar:
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min(default_ctx, 32000),
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min(512, default_ctx)
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)
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st.caption(f"🔢 Model Context Length: {default_ctx}")
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st.markdown("---")
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# Verbesserter Reset-Button
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if st.button("🔄 Chat Reset (Full)"):
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st.session_state.messages = []
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st.session_state.uploaded_content = None
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# Rerun, um st.file_uploader zu leeren und die App in den Startzustand zu versetzen
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st.experimental_rerun()
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st.markdown("""
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---
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🧠 **Hinweis:**
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""")
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# --- Datei Upload & Preview Logik ---
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uploaded_file = st.file_uploader("Upload File (optional)",
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type=["jpg", "jpeg", "png", "txt", "pdf", "zip", "csv", "xlsx", "html", "css", "js", "py"])
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#
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if uploaded_file and st.session_state.uploaded_content is None:
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st.session_state.uploaded_content = process_file(uploaded_file)
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# KEIN st.experimental_rerun() hier
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# Siehe Gemini Code: Dort fehlt dieser Rerun auch.
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if st.session_state.uploaded_content:
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processed = st.session_state.uploaded_content
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@@ -160,20 +150,18 @@ if st.session_state.uploaded_content:
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elif processed["type"] == "error":
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st.error(processed["content"])
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# Anhang einzeln entfernen
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if st.button("❌ Remove Attachment"):
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st.session_state.uploaded_content = None
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st.experimental_rerun()
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# --- Chat Verlauf anzeigen ---
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for msg in st.session_state.messages:
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with st.chat_message(msg["role"]):
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st.markdown(msg["content"])
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-
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# --- API Call Funktion ---
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def call_openrouter(model, messages, temp, max_tok, key):
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headers = {
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"Authorization": f"Bearer {key}",
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"Content-Type": "application/json",
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@@ -201,8 +189,6 @@ def call_openrouter(model, messages, temp, max_tok, key):
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msg = res.text
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raise Exception(f"API Error {res.status_code}: {msg}")
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-
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# --- Chat Input ---
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if prompt := st.chat_input("Deine Nachricht..."):
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if not api_key:
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st.warning("Bitte trage deinen OpenRouter API Key in der Sidebar ein.")
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@@ -218,13 +204,11 @@ if prompt := st.chat_input("Deine Nachricht..."):
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content = st.session_state.uploaded_content
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if content["type"] == "image":
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base64_img = encode_image(content["content"])
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# OpenRouter Multimodalität (OpenAI-Schema)
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messages[-1]["content"] = [
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{"type": "text", "text": prompt},
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{"type": "image_url", "image_url": {"url": f"data:image/jpeg;base64,{base64_img}"}}
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]
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elif content["type"] == "text":
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# Text-Dateien einfach dem letzten Prompt anhängen
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messages[-1]["content"] += f"\n\n[Attached File Content]\n{content['content']}"
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with st.chat_message("assistant"):
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import os
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# --- Konfiguration ---
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# ACHTUNG: Der 'PermissionError' tritt bei Streamlit-Initialisierung auf.
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# Ein Code-Fix kann das Problem nur umgehen, nicht beheben.
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st.set_page_config(page_title="OpenRouter Free Interface", layout="wide", initial_sidebar_state="expanded")
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OPENROUTER_API_BASE = "https://openrouter.ai/api/v1"
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st.markdown("""
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**Willkommen im All-OpenRouter-Free-Interface Deluxe!**
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Chatte mit **kostenlosen (Free-Tier)** Modellen über die OpenRouter API.
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""")
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# --- Session State Management ---
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if "uploaded_content" not in st.session_state:
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st.session_state.uploaded_content = None
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+
# --- Datei-Verarbeitung (Unverändert, da perfekt) ---
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def encode_image(image):
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buf = io.BytesIO()
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image.save(buf, format="JPEG")
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return base64.b64encode(buf.getvalue()).decode("utf-8")
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def process_file(uploaded_file):
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file_type = uploaded_file.name.split('.')[-1].lower()
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text_exts = ('.txt', '.csv', '.py', '.html', '.js', '.css', '.json', '.xml', '.sql', '.xlsx')
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# ... (Rest der process_file Funktion, da sie korrekt ist)
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if file_type in ["jpg", "jpeg", "png"]:
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return {"type": "image", "content": Image.open(uploaded_file).convert('RGB')}
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if file_type in ["txt"] + [ext.strip('.') for ext in text_exts if ext not in ('.csv', '.xlsx')]:
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return {"type": "text", "content": uploaded_file.read().decode("utf-8", errors="ignore")}
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if file_type in ["csv", "xlsx"]:
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try:
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df = pd.read_csv(uploaded_file) if file_type == "csv" else pd.read_excel(uploaded_file)
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return {"type": "text", "content": df.to_string()}
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except Exception as e:
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return {"type": "error", "content": f"Fehler beim Lesen der Tabelle: {e}"}
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if file_type == "pdf":
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try:
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reader = PyPDF2.PdfReader(uploaded_file)
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return {"type": "text", "content": "".join(page.extract_text() or "" for page in reader.pages)}
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except Exception as e:
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return {"type": "error", "content": f"PDF Fehler: {e}"}
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if file_type == "zip":
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try:
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with zipfile.ZipFile(uploaded_file) as z:
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return {"type": "text", "content": content or "ZIP enthält keine lesbaren Textdateien."}
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except Exception as e:
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return {"type": "error", "content": f"ZIP Fehler: {e}"}
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return {"type": "error", "content": "Nicht unterstütztes Dateiformat."}
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# --- Context-Length Fetch (OHNE CACHING, um Dateizugriffsfehler zu vermeiden) ---
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def fetch_model_contexts(api_key):
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"""Lädt alle Modelle + deren context_length. Nur aufrufen, wenn API-Key gesetzt ist."""
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if not api_key:
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return {}
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headers = {"Authorization": f"Bearer {api_key}"}
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contexts[mid] = ctx
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return contexts
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except Exception as e:
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# st.warning weggelassen, um Render-Loop-Probleme zu vermeiden
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return {}
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st.header("⚙️ API Settings")
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api_key = st.text_input("OpenRouter API Key", type="password")
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FREE_MODEL_LIST = [
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"cognitivecomputations/dolphin-mistral-24b-venice-edition:free",
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"deepseek/deepseek-chat-v3",
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model = st.selectbox("Wähle ein Modell", FREE_MODEL_LIST, index=0)
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# 🔑 WICHTIG: Context-Länge holen ABER mit Fallback
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# Der Aufruf erfolgt jetzt nur einmal, wenn die Sidebar geladen wird
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model_contexts = fetch_model_contexts(api_key)
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# Verwende 4096 als stabilen Fallback, wenn der API-Key fehlt oder der Fetch fehlschlägt
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default_ctx = model_contexts.get(model, 4096)
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temperature = st.slider("Temperature", 0.0, 1.0, 0.7)
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max_tokens = st.slider(
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min(default_ctx, 32000),
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min(512, default_ctx)
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)
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st.caption(f"🔢 Model Context Length (Fallback 4096): {default_ctx}")
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st.markdown("---")
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if st.button("🔄 Chat Reset (Full)"):
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st.session_state.messages = []
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st.session_state.uploaded_content = None
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st.experimental_rerun()
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st.markdown("""
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---
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🧠 **Hinweis:** Das Laden der Context-Länge hängt vom API-Key ab. Falls Fehler auftreten, liegt es an Berechtigungen oder Rate-Limits.
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""")
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# --- Datei Upload & Preview Logik (KORRIGIERT) ---
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uploaded_file = st.file_uploader("Upload File (optional)",
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type=["jpg", "jpeg", "png", "txt", "pdf", "zip", "csv", "xlsx", "html", "css", "js", "py"])
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# Logik wie in der Gemini UI: Nur verarbeiten, wenn eine neue Datei hochgeladen wird und KEIN Inhalt im State ist
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if uploaded_file and st.session_state.uploaded_content is None:
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st.session_state.uploaded_content = process_file(uploaded_file)
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# KEIN st.experimental_rerun() hier.
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if st.session_state.uploaded_content:
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processed = st.session_state.uploaded_content
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elif processed["type"] == "error":
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st.error(processed["content"])
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if st.button("❌ Remove Attachment"):
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st.session_state.uploaded_content = None
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st.experimental_rerun()
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# --- Chat Verlauf anzeigen & API Call (Unverändert, da Logik korrekt) ---
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for msg in st.session_state.messages:
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with st.chat_message(msg["role"]):
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st.markdown(msg["content"])
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def call_openrouter(model, messages, temp, max_tok, key):
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# ... (API Call Funktion)
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headers = {
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"Authorization": f"Bearer {key}",
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"Content-Type": "application/json",
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msg = res.text
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raise Exception(f"API Error {res.status_code}: {msg}")
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if prompt := st.chat_input("Deine Nachricht..."):
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if not api_key:
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st.warning("Bitte trage deinen OpenRouter API Key in der Sidebar ein.")
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content = st.session_state.uploaded_content
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if content["type"] == "image":
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base64_img = encode_image(content["content"])
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messages[-1]["content"] = [
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{"type": "text", "text": prompt},
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{"type": "image_url", "image_url": {"url": f"data:image/jpeg;base64,{base64_img}"}}
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]
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elif content["type"] == "text":
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messages[-1]["content"] += f"\n\n[Attached File Content]\n{content['content']}"
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with st.chat_message("assistant"):
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