تحميل ملفات المشروع
Browse files- 1FAzj3b99IwhOFapY2oeDCw.webp +0 -0
- Dockerfile +20 -0
- README.md +43 -8
- main.py +293 -0
- requirements.txt +10 -0
1FAzj3b99IwhOFapY2oeDCw.webp
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Dockerfile
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@@ -0,0 +1,20 @@
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FROM python:3.11-slim
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# System deps
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RUN apt-get update && apt-get install -y --no-install-recommends \
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build-essential curl \
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&& rm -rf /var/lib/apt/lists/*
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WORKDIR /app
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# Install Python deps first (layer cache)
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COPY requirements.txt .
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RUN pip install --no-cache-dir -r requirements.txt
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# Copy app
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COPY main.py .
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# HF Spaces requires port 7860
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EXPOSE 7860
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CMD ["uvicorn", "main:app", "--host", "0.0.0.0", "--port", "7860"]
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README.md
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@@ -1,12 +1,47 @@
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---
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title:
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emoji:
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colorFrom:
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colorTo:
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sdk:
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sdk_version: 6.12.0
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app_file: app.py
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pinned: false
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---
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-
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---
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title: Bayan API
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emoji: 📜
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colorFrom: indigo
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colorTo: purple
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sdk: docker
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pinned: false
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---
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# Bayan API — مشروع بيان
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FastAPI backend for the Bayan Arabic Poetry AI project.
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## Endpoints
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| Method | Path | Description |
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|--------|------|-------------|
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| GET | `/health` | Health check |
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| POST | `/fasserha` | فسّرها لي — classify + literary analysis |
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| POST | `/generate` | ساعدني في الكتابة — generate verses |
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| GET | `/meters` | List all supported meters |
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## /fasserha — Request
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```json
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{ "poem": "قفا نبك من ذكرى حبيب ومنزل..." }
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```
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## /fasserha — Response
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```json
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{
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"success": true,
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"data": {
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"meter": { "meter_ar": "الطويل", "meter_en": "taweel", "confidence": 0.95 },
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"era": { "era": "قديم", "classical_probability": 0.98, "modern_probability": 0.02 },
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"topic": { "topic": "غزل رومانسي", "confidence": 0.87, "top3": [...] },
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"explanation": "..."
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}
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}
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```
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## /generate — Request
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```json
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{ "idea": "الشوق إلى الوطن", "meter": "الطويل", "num_verses": 4 }
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```
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## Environment Variables
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Set `OPENAI_API_KEY` in the Space secrets.
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main.py
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import os, re, html, pickle
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import numpy as np
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import torch
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from collections import Counter
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from contextlib import asynccontextmanager
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from fastapi import FastAPI, HTTPException
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from fastapi.middleware.cors import CORSMiddleware
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from pydantic import BaseModel
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from transformers import AutoTokenizer, AutoModelForSequenceClassification
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from openai import OpenAI
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# ── Config ────────────────────────────────────────────────────────────────────
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METER_MODEL_ID = "Rahaf2001/Lassen-meter-classifier"
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ERA_MODEL_ID = "Rahaf2001/LassenEraClassifier"
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TOPIC_MODEL_ID = "Rahaf2001/Lassen-topic-classifier"
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OPENAI_API_KEY = os.environ.get("OPENAI_API_KEY", "")
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device = torch.device("cuda" if torch.cuda.is_available() else "cpu")
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# ── Global model holders ──────────────────────────────────────────────────────
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models = {}
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# ── Arabic text cleaning ──────────────────────────────────────────────────────
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ARABIC_DIACRITICS = re.compile(r'[\u0617-\u061A\u064B-\u0652\u0670\u06D6-\u06ED]')
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def clean_arabic(text: str) -> str:
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if not text:
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return ""
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text = html.unescape(str(text))
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text = re.sub(r"<.*?>", " ", text)
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text = text.replace("\u0640", "")
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text = ARABIC_DIACRITICS.sub("", text)
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text = re.sub(r'[\u0623\u0625\u0622\u0671]', '\u0627', text)
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text = text.replace("\u0629", "\u0647")
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text = re.sub(r"[0-9\u0660-\u0669]", " ", text)
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text = re.sub(r"[^\u0600-\u06FF\s]", " ", text)
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text = re.sub(r"\s+", " ", text).strip()
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return text
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# ── Meter labels ──────────────────────────────────────────────────────────────
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LABELS_METER = ['saree', 'kamel', 'mutakareb', 'mutadarak', 'munsareh',
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'madeed', 'mujtath', 'ramal', 'baseet', 'khafeef',
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'taweel', 'wafer', 'hazaj', 'rajaz']
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METER_ARABIC = {
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'saree': 'السريع', 'kamel': 'الكامل', 'mutakareb': 'المتقارب',
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'mutadarak': 'المتدارك', 'munsareh': 'المنسرح', 'madeed': 'المديد',
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'mujtath': 'المجتث', 'ramal': 'الرمل', 'baseet': 'البسيط',
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'khafeef': 'الخفيف', 'taweel': 'الطويل', 'wafer': 'الوافر',
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'hazaj': 'الهزج', 'rajaz': 'الرجز'
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}
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# ── Meter taf'ila patterns ────────────────────────────────────────────────────
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METER_PATTERNS = {
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'الطويل': 'فَعُولُنْ مَفَاعِيلُنْ فَعُولُنْ مَفَاعِلُنْ',
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'الكامل': 'مُتَفَاعِلُنْ مُتَفَاعِلُنْ مُتَفَاعِلُنْ',
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'البسيط': 'مُسْتَفْعِلُنْ فَاعِلُنْ مُسْتَفْعِلُنْ فَاعِلُنْ',
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'الوافر': 'مُفَاعَلَتُنْ مُفَاعَلَتُنْ فَعُولُنْ',
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'الخفيف': 'فَاعِلَاتُنْ مُسْتَفْعِلُنْ فَاعِلَاتُنْ',
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'الرجز': 'مُسْتَفْعِلُنْ مُسْتَفْعِلُنْ مُسْتَفْعِلُنْ',
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'الرمل': 'فَاعِلَاتُنْ فَاعِلَاتُنْ فَاعِلَاتُنْ',
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'السريع': 'مُسْتَفْعِلُنْ مُسْتَفْعِلُنْ مَفْعُولَاتُ',
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'المنسرح': 'مُسْتَفْعِلُنْ مَفْعُولَاتُ مُسْتَفْعِلُنْ',
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'الهزج': 'مَفَاعِيلُنْ مَفَاعِيلُنْ',
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'المتقارب': 'فَعُولُنْ فَعُولُنْ فَعُولُنْ فَعُولُنْ',
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'المتدارك': 'فَاعِلُنْ فَاعِلُنْ فَاعِلُنْ فَاعِلُنْ',
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'المديد': 'فَاعِلَاتُنْ فَاعِلُنْ فَاعِلَاتُنْ',
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}
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# ── Lifespan: load models once at startup ────────────────────────────────────
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@asynccontextmanager
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async def lifespan(app: FastAPI):
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print("Loading models...")
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# Meter
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models["meter_tokenizer"] = AutoTokenizer.from_pretrained(METER_MODEL_ID)
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models["meter_model"] = AutoModelForSequenceClassification.from_pretrained(METER_MODEL_ID)
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models["meter_model"].to(device).eval()
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| 80 |
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| 81 |
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# Era
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| 82 |
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models["era_tokenizer"] = AutoTokenizer.from_pretrained(ERA_MODEL_ID)
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| 83 |
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models["era_model"] = AutoModelForSequenceClassification.from_pretrained(ERA_MODEL_ID)
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| 84 |
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models["era_model"].to(device).eval()
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| 85 |
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| 86 |
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# Topic
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| 87 |
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models["topic_tokenizer"] = AutoTokenizer.from_pretrained(TOPIC_MODEL_ID)
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| 88 |
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models["topic_model"] = AutoModelForSequenceClassification.from_pretrained(TOPIC_MODEL_ID)
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| 89 |
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models["topic_model"].to(device).eval()
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| 90 |
+
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| 91 |
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# Topic labels — loaded from HF model config
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| 92 |
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topic_cfg = models["topic_model"].config
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| 93 |
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if hasattr(topic_cfg, "id2label"):
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| 94 |
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models["id2label_topic"] = {int(k): v for k, v in topic_cfg.id2label.items()}
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| 95 |
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else:
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| 96 |
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models["id2label_topic"] = {i: str(i) for i in range(topic_cfg.num_labels)}
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| 97 |
+
|
| 98 |
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# OpenAI client
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| 99 |
+
models["openai"] = OpenAI(api_key=OPENAI_API_KEY)
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| 100 |
+
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| 101 |
+
print(f"All models loaded on {device} ✓")
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| 102 |
+
yield
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| 103 |
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models.clear()
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| 104 |
+
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| 105 |
+
# ── App ───────────────────────────────────────────────────────────────────────
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| 106 |
+
app = FastAPI(title="Bayan API", lifespan=lifespan)
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| 107 |
+
|
| 108 |
+
app.add_middleware(
|
| 109 |
+
CORSMiddleware,
|
| 110 |
+
allow_origins=["*"],
|
| 111 |
+
allow_methods=["*"],
|
| 112 |
+
allow_headers=["*"],
|
| 113 |
+
)
|
| 114 |
+
|
| 115 |
+
# ── Inference helpers ─────────────────────────────────────────────────────────
|
| 116 |
+
def predict_meter(poem_text: str) -> dict:
|
| 117 |
+
verses = [v.replace("#", " ").strip() for v in poem_text.strip().split("\n") if v.strip()]
|
| 118 |
+
if not verses:
|
| 119 |
+
raise ValueError("القصيدة فارغة")
|
| 120 |
+
predictions = []
|
| 121 |
+
for verse in verses:
|
| 122 |
+
inputs = models["meter_tokenizer"](verse, return_tensors="pt", truncation=True,
|
| 123 |
+
max_length=32, padding="max_length")
|
| 124 |
+
inputs = {k: v.to(device) for k, v in inputs.items()}
|
| 125 |
+
with torch.no_grad():
|
| 126 |
+
probs = torch.softmax(models["meter_model"](**inputs).logits, dim=-1)[0]
|
| 127 |
+
pred_id = torch.argmax(probs).item()
|
| 128 |
+
predictions.append((LABELS_METER[pred_id], probs[pred_id].item()))
|
| 129 |
+
top_meter = Counter(p[0] for p in predictions).most_common(1)[0][0]
|
| 130 |
+
avg_conf = sum(c for _, c in predictions) / len(predictions)
|
| 131 |
+
return {"meter_ar": METER_ARABIC[top_meter], "meter_en": top_meter,
|
| 132 |
+
"confidence": round(avg_conf, 3)}
|
| 133 |
+
|
| 134 |
+
def predict_era(poem_text: str) -> dict:
|
| 135 |
+
cleaned = clean_arabic(poem_text)
|
| 136 |
+
enc = models["era_tokenizer"](cleaned, padding="max_length", truncation=True,
|
| 137 |
+
max_length=256, return_tensors="pt")
|
| 138 |
+
enc = {k: v.to(device) for k, v in enc.items()}
|
| 139 |
+
with torch.no_grad():
|
| 140 |
+
probs = torch.softmax(models["era_model"](**enc).logits, dim=-1).cpu().numpy()[0]
|
| 141 |
+
label_names = ["قديم", "حديث"]
|
| 142 |
+
pred_idx = int(np.argmax(probs))
|
| 143 |
+
return {"era": label_names[pred_idx],
|
| 144 |
+
"classical_probability": round(float(probs[0]), 4),
|
| 145 |
+
"modern_probability": round(float(probs[1]), 4)}
|
| 146 |
+
|
| 147 |
+
def predict_topic(poem_text: str) -> dict:
|
| 148 |
+
cleaned = clean_arabic(poem_text)
|
| 149 |
+
inputs = models["topic_tokenizer"](cleaned, truncation=True, max_length=512,
|
| 150 |
+
return_tensors="pt", padding=True)
|
| 151 |
+
inputs = {k: v.to(device) for k, v in inputs.items()}
|
| 152 |
+
with torch.no_grad():
|
| 153 |
+
probs = torch.softmax(models["topic_model"](**inputs).logits, dim=-1)[0].cpu().numpy()
|
| 154 |
+
top3 = np.argsort(probs)[::-1][:3]
|
| 155 |
+
id2label = models["id2label_topic"]
|
| 156 |
+
return {"topic": id2label[int(top3[0])],
|
| 157 |
+
"confidence": round(float(probs[top3[0]]), 3),
|
| 158 |
+
"top3": [{"label": id2label[int(i)], "prob": round(float(probs[i]), 3)} for i in top3]}
|
| 159 |
+
|
| 160 |
+
# ── Request / Response schemas ────────────────────────────────────────────────
|
| 161 |
+
class PoemRequest(BaseModel):
|
| 162 |
+
poem: str
|
| 163 |
+
|
| 164 |
+
class GenerateRequest(BaseModel):
|
| 165 |
+
idea: str
|
| 166 |
+
meter: str
|
| 167 |
+
num_verses: int = 4
|
| 168 |
+
|
| 169 |
+
# ── Routes ────────────────────────────────────────────────────────────────────
|
| 170 |
+
@app.get("/")
|
| 171 |
+
def root():
|
| 172 |
+
return {"status": "ok", "service": "Bayan API"}
|
| 173 |
+
|
| 174 |
+
@app.get("/health")
|
| 175 |
+
def health():
|
| 176 |
+
return {"status": "healthy", "device": str(device)}
|
| 177 |
+
|
| 178 |
+
@app.post("/fasserha")
|
| 179 |
+
def fasserha(req: PoemRequest):
|
| 180 |
+
"""فسّرها لي — classify meter, era, topic then generate literary analysis."""
|
| 181 |
+
if not req.poem.strip():
|
| 182 |
+
raise HTTPException(400, "القصيدة فارغة")
|
| 183 |
+
try:
|
| 184 |
+
meter = predict_meter(req.poem)
|
| 185 |
+
era = predict_era(req.poem)
|
| 186 |
+
topic = predict_topic(req.poem)
|
| 187 |
+
except Exception as e:
|
| 188 |
+
raise HTTPException(500, f"خطأ في التصنيف: {str(e)}")
|
| 189 |
+
|
| 190 |
+
system_prompt = """أنت ناقد أدبي متخصص في الشعر العربي الكلاسيكي والحديث.
|
| 191 |
+
تحلل القصائد بأسلوب أكاديمي راقٍ، وتستخدم المصطلحات البلاغية والعروضية بدقة.
|
| 192 |
+
ردك دائماً بالعربية الفصحى."""
|
| 193 |
+
|
| 194 |
+
user_prompt = f"""حلّل هذه القصيدة:
|
| 195 |
+
|
| 196 |
+
{req.poem}
|
| 197 |
+
|
| 198 |
+
معطيات النماذج (حقائق مؤكدة):
|
| 199 |
+
- البحر الشعري: {meter['meter_ar']} (ثقة: {meter['confidence']*100:.0f}%)
|
| 200 |
+
- العصر: {era['era']} (كلاسيكي: {era['classical_probability']*100:.0f}% | حديث: {era['modern_probability']*100:.0f}%)
|
| 201 |
+
- الموضوع: {topic['topic']} (ثقة: {topic['confidence']*100:.0f}%)
|
| 202 |
+
|
| 203 |
+
اكتب تحليلاً أدبياً شاملاً يتضمن:
|
| 204 |
+
1. الفكرة العامة والمعنى الكلي
|
| 205 |
+
2. المعنى التفصيلي للأبيات
|
| 206 |
+
3. الجماليات البلاغية والأسلوبية
|
| 207 |
+
4. البحر والإيقاع وأثرهما في المعنى
|
| 208 |
+
5. لمسة نقدية تقييمية
|
| 209 |
+
|
| 210 |
+
التزم بالترتيب أعلاه. لا تكرر المعلومات."""
|
| 211 |
+
|
| 212 |
+
try:
|
| 213 |
+
response = models["openai"].chat.completions.create(
|
| 214 |
+
model="gpt-4o",
|
| 215 |
+
messages=[
|
| 216 |
+
{"role": "system", "content": system_prompt},
|
| 217 |
+
{"role": "user", "content": user_prompt}
|
| 218 |
+
],
|
| 219 |
+
max_tokens=1200,
|
| 220 |
+
temperature=0.7
|
| 221 |
+
)
|
| 222 |
+
explanation = response.choices[0].message.content
|
| 223 |
+
except Exception as e:
|
| 224 |
+
raise HTTPException(500, f"خطأ في التفسير: {str(e)}")
|
| 225 |
+
|
| 226 |
+
return {
|
| 227 |
+
"success": True,
|
| 228 |
+
"data": {
|
| 229 |
+
"meter": meter,
|
| 230 |
+
"era": era,
|
| 231 |
+
"topic": topic,
|
| 232 |
+
"explanation": explanation
|
| 233 |
+
}
|
| 234 |
+
}
|
| 235 |
+
|
| 236 |
+
|
| 237 |
+
@app.post("/generate")
|
| 238 |
+
def generate(req: GenerateRequest):
|
| 239 |
+
"""ساعدني في الكتابة — generate classical Arabic verses."""
|
| 240 |
+
if not req.idea.strip():
|
| 241 |
+
raise HTTPException(400, "الفكرة فارغة")
|
| 242 |
+
if req.meter not in METER_PATTERNS and req.meter not in METER_ARABIC.values():
|
| 243 |
+
raise HTTPException(400, f"البحر غير معروف: {req.meter}")
|
| 244 |
+
if not 1 <= req.num_verses <= 12:
|
| 245 |
+
raise HTTPException(400, "عدد الأبيات بين 1 و 12")
|
| 246 |
+
|
| 247 |
+
pattern = METER_PATTERNS.get(req.meter, "")
|
| 248 |
+
pattern_line = f"تفعيلة البحر: {pattern}" if pattern else ""
|
| 249 |
+
|
| 250 |
+
prompt = f"""أنت شاعر عربي متخصص في العروض الكلاسيكي.
|
| 251 |
+
|
| 252 |
+
الموضوع: "{req.idea}"
|
| 253 |
+
البحر: {req.meter}
|
| 254 |
+
{pattern_line}
|
| 255 |
+
|
| 256 |
+
المطلوب: اكتب {req.num_verses} أبيات شعرية بالفصحى الكلاسيكية.
|
| 257 |
+
|
| 258 |
+
القواعد الصارمة:
|
| 259 |
+
- كل بيت من شطرين صحيحين عروضياً
|
| 260 |
+
- قافية موحدة في جميع الأبيات
|
| 261 |
+
- فصحى كلاسيكية فقط
|
| 262 |
+
- الأبيات متصلة كقصيدة واحدة
|
| 263 |
+
- اكتب الأبيات فقط، بدون ترقيم أو شرح
|
| 264 |
+
- سطر واحد لكل بيت، {req.num_verses} سطور فقط"""
|
| 265 |
+
|
| 266 |
+
try:
|
| 267 |
+
response = models["openai"].chat.completions.create(
|
| 268 |
+
model="gpt-4o-mini",
|
| 269 |
+
messages=[
|
| 270 |
+
{"role": "system", "content": "أنت شاعر عربي كلاسيكي. اكتب الأبيات فقط، سطر لكل بيت."},
|
| 271 |
+
{"role": "user", "content": prompt}
|
| 272 |
+
],
|
| 273 |
+
temperature=0.75,
|
| 274 |
+
max_tokens=600
|
| 275 |
+
)
|
| 276 |
+
raw = response.choices[0].message.content.strip()
|
| 277 |
+
verses = [l.strip() for l in raw.split("\n") if l.strip() and len(l.strip()) > 10]
|
| 278 |
+
return {
|
| 279 |
+
"success": True,
|
| 280 |
+
"data": {
|
| 281 |
+
"verses": verses[:req.num_verses],
|
| 282 |
+
"meter": req.meter,
|
| 283 |
+
"pattern": pattern
|
| 284 |
+
}
|
| 285 |
+
}
|
| 286 |
+
except Exception as e:
|
| 287 |
+
raise HTTPException(500, f"خطأ في التوليد: {str(e)}")
|
| 288 |
+
|
| 289 |
+
|
| 290 |
+
@app.get("/meters")
|
| 291 |
+
def list_meters():
|
| 292 |
+
"""Return all supported meters."""
|
| 293 |
+
return {"meters": list(METER_PATTERNS.keys())}
|
requirements.txt
ADDED
|
@@ -0,0 +1,10 @@
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 1 |
+
fastapi==0.115.0
|
| 2 |
+
uvicorn==0.30.6
|
| 3 |
+
transformers==4.44.2
|
| 4 |
+
torch==2.4.1
|
| 5 |
+
accelerate==0.34.2
|
| 6 |
+
safetensors==0.4.5
|
| 7 |
+
numpy==1.26.4
|
| 8 |
+
openai==1.51.0
|
| 9 |
+
pydantic==2.9.2
|
| 10 |
+
huggingface-hub==0.25.1
|