Update app.py
Browse files
app.py
CHANGED
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@@ -1,8 +1,6 @@
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import os
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import json
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import random
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import asyncio
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from concurrent.futures import ThreadPoolExecutor
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from fastapi import FastAPI, HTTPException
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from fastapi.responses import HTMLResponse, JSONResponse
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from pydantic import BaseModel
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@@ -13,18 +11,17 @@ load_dotenv()
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app = FastAPI()
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#
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all_keys_str = os.getenv("ALL_GEMINI_API_KEYS", "")
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#
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GEMINI_KEYS = [k.strip() for k in all_keys_str.split(",") if k.strip()]
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if GEMINI_KEYS:
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print(f"تعداد {len(GEMINI_KEYS)} کلید جیمینای
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else:
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print("ه
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# 2. ایجاد ThreadPool برای اجرای موازی درخواستها (دستهای زیاد)
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executor = ThreadPoolExecutor(max_workers=10)
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class IdeaRequest(BaseModel):
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idea: str
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@@ -37,85 +34,76 @@ async def read_root():
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except FileNotFoundError:
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return "<h1>Error: index.html not found</h1>"
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try:
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#
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model = genai.GenerativeModel('gemini-2.5-flash')
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data = json.loads(clean_json)
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except Exception as e:
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#
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continue
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# اگر بعد از 100 تلاش نشد
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return None
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if not GEMINI_KEYS:
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raise HTTPException(status_code=500, detail="کلید API تنظیم نشده است.")
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prompt = f"""
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You are a professional songwriter and music producer.
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Task: Convert the user's input into a COMPLETE song structure and a music generation prompt.
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1. **Music Prompt (English):** Describe the mood, instruments, BPM, and style suitable for an AI music generator.
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2. **Lyrics (Match User's Language):**
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- **Language Detection:** Detect the language of the "User Input".
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- **Write the lyrics entirely in that detected language.**
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- The song MUST be long enough for **3 to 5 minutes**.
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- If the language is Persian/Arabic, do **NOT** use diacritics (اعراب نگذار).
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- You MUST use the following structure tags exactly:
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[Verse 1]
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[Pre-Chorus]
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[Chorus]
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[Verse 2]
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[Chorus]
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[Bridge]
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[Guitar Solo]
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[Chorus]
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[Outro]
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**CRITICAL RULES FOR LYRICS content:**
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- The "lyrics" field must contain **ONLY the words to be sung**.
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- **ABSOLUTELY NO** descriptive text inside the lyrics.
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- For instrumental sections, leave the content empty.
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Output strictly in JSON format:
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{{
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"music_prompt": "YOUR ENGLISH PROMPT HERE",
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"lyrics": "YOUR FULL LYRICS HERE"
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}}
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User Input: {request.idea}
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"""
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# 3. اجرای درخواست سنگین در پسزمینه (Non-blocking)
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# این باعث میشود سرور اصلی آزاد باشد و بتواند درخواستهای جدید بگیرد
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loop = asyncio.get_running_loop()
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result = await loop.run_in_executor(executor, sync_generate_content, prompt)
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if result:
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return JSONResponse(content=result)
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else:
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# اگر بعد از 100 تلاش هیچ کلیدی کار نکرد
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return JSONResponse(content={"error": "Server busy (100 retries failed). Please try again later."}, status_code=503)
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import os
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import json
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import random
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from fastapi import FastAPI, HTTPException
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from fastapi.responses import HTMLResponse, JSONResponse
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from pydantic import BaseModel
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app = FastAPI()
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# بارگذاری و پردازش کلیدها از متغیر محیطی
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# کلیدها باید با کاما (,) جدا شده باشند
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all_keys_str = os.getenv("ALL_GEMINI_API_KEYS", "")
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# حذف فاصلههای اضافی و جدا کردن کلیدها
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GEMINI_KEYS = [k.strip() for k in all_keys_str.split(",") if k.strip()]
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# نمایش پیام در لاگ هنگام شروع برنامه
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if GEMINI_KEYS:
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print(f"تعداد {len(GEMINI_KEYS)} کلید جیمینای شناسایی شد")
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else:
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print("هیچ کلید جیمینای شناسایی نشد. لطفاً متغیر ALL_GEMINI_API_KEYS را تنظیم کنید.")
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class IdeaRequest(BaseModel):
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idea: str
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except FileNotFoundError:
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return "<h1>Error: index.html not found</h1>"
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@app.post("/api/refine")
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async def refine_text(request: IdeaRequest):
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if not GEMINI_KEYS:
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raise HTTPException(status_code=500, detail="هیچ کلید API تنظیم نشده است.")
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# ساخت یک لیست کپی و مخلوط کردن آن برای انتخاب تصادفی
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shuffled_keys = list(GEMINI_KEYS)
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random.shuffle(shuffled_keys)
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last_error = None
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# حلقه برای امتحان کردن کلیدها یکی پس از دیگری
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for api_key in shuffled_keys:
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try:
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# تنظیم کلید برای این تلاش
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genai.configure(api_key=api_key)
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# استفاده از مدل
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model = genai.GenerativeModel('gemini-2.5-flash')
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# پرامپت دقیق برای تشخیص زبان و جلوگیری از توضیحات اضافی
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prompt = f"""
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You are a professional songwriter and music producer.
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Task: Convert the user's input into a COMPLETE song structure and a music generation prompt.
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1. **Music Prompt (English):** Describe the mood, instruments, BPM, and style suitable for an AI music generator.
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2. **Lyrics (Match User's Language):**
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- **Language Detection:** Detect the language of the "User Input" (e.g., English, Persian, Spanish, etc.).
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- **Write the lyrics entirely in that detected language.**
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- The song MUST be long enough for **3 to 5 minutes**.
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- If the language is Persian/Arabic, do **NOT** use diacritics (اعراب نگذار).
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- You MUST use the following structure tags exactly:
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[Verse 1]
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[Pre-Chorus]
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[Chorus]
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[Verse 2]
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[Chorus]
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[Bridge]
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[Chorus]
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[Outro]
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**CRITICAL RULES FOR LYRICS content:**
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- The "lyrics" field must contain **ONLY the words to be sung**.
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- **ABSOLUTELY NO** descriptive text, stage directions, or instrumental notes inside the lyrics (e.g., DO NOT write "(Instrumental)", "(Fade out)", "(Repeat 2x)", or descriptions of the solo).
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- For instrumental sections, if there are no words to sing, leave the content under that tag empty or just write the tag itself.
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- Do NOT write things like "Guitar solo starts here" inside the lyrics value.
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Output strictly in JSON format:
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{{
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"music_prompt": "YOUR ENGLISH PROMPT HERE",
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"lyrics": "YOUR FULL LYRICS HERE (ONLY SUNG WORDS IN DETECTED LANGUAGE)"
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}}
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User Input: {request.idea}
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"""
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# تلاش برای تولید محتوا
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result = model.generate_content(prompt)
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clean_json = result.text.replace("```json", "").replace("```", "").strip()
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data = json.loads(clean_json)
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# اگر موفقیتآمیز بود، خروجی را برگردان و از حلقه خارج شو
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return JSONResponse(content=data)
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except Exception as e:
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# اگر کلید فعلی خطا داد (مثلاً اعتبار تمام شده)، لاگ کن و برو سراغ کلید بعدی
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print(f"Error with a key: {e}. Trying next key...")
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last_error = e
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continue
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# اگر تمام کلیدها تست شدند و همه خطا دادند
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return JSONResponse(content={"error": f"All keys failed. Last error: {str(last_error)}"}, status_code=500)
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