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Update app.py
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app.py
CHANGED
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@@ -3,6 +3,7 @@ import gradio as gr
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import fitz # PyMuPDF
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from PIL import Image
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import numpy as np
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# =======================
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# 1) EasyOCR (CPU - مجاني)
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@@ -25,58 +26,83 @@ def ocr_easyocr(pil_img: Image.Image) -> str:
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# ===============================================
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# 2) Inference API (يستهلك اعتمادات PRO بدل دقائق GPU)
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# نستخدم TrOCR عربي عبر
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# ===============================================
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_INFER_CLIENT = None
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# يمكنك تغييره من Settings → Variables بوضع INFER_MODEL، الافتراضي أدناه TrOCR عربي:
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INFER_MODEL = os.environ.get("INFER_MODEL", "David-Magdy/TR_OCR_LARGE")
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def get_infer_client():
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"""تهيئة عميل الاستدلال مع مهلة أطول ورسالة واضحة إن غاب التوكين."""
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global _INFER_CLIENT
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if _INFER_CLIENT is None:
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token = os.environ.get("HF_TOKEN")
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if not token:
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raise RuntimeError("لا يوجد HF_TOKEN في Secrets. أضِفه من Settings → Variables and secrets.")
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_INFER_CLIENT = InferenceClient(model=INFER_MODEL, token=token, timeout=120)
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return _INFER_CLIENT
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def ocr_infer_api(pil_img: Image.Image) -> str:
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"""
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استدعاء Inference API
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"""
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try:
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try:
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out = client.image_to_text(image=buf)
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txt = (out or "").strip()
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if txt:
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return txt
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except Exception as e1:
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last = repr(e1)
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# إعادة المحاولة (أحيانًا الموديل يكون في حالة "loading")
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time.sleep(3)
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buf.seek(0)
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try:
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out = client.image_to_text(image=buf)
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txt = (out or "").strip()
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if txt:
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return txt
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except Exception as e2:
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last = repr(e2)
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return f"حدث خطأ أثناء استدعاء Inference API (image_to_text): {last}"
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except Exception as e:
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return f"حدث خطأ أثناء استدعاء Inference API: {repr(e)}"
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@@ -168,13 +194,14 @@ def ocr_pdf(pdf_file, dpi, limit_pages, backend):
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# زر تشخيص Inference API
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# =======================
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def diag_infer():
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import sys,
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info = []
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token = os.environ.get("HF_TOKEN")
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info.append(f"HF_TOKEN: {'موجود' if token else 'مفقود'}")
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info.append(f"INFER_MODEL: {INFER_MODEL}")
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info.append(f"huggingface_hub: {huggingface_hub.__version__}")
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info.append(f"Python: {sys.version.split()[0]}")
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try:
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r = requests.get(
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f"https://api-inference.huggingface.co/models/{INFER_MODEL}",
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@@ -188,13 +215,6 @@ def diag_infer():
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info.append("Response is not JSON.")
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except Exception as e:
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info.append(f"HTTP check error: {repr(e)}")
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try:
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client = get_infer_client()
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# ping بسيط (قد يفشل لبعض النماذج؛ الهدف اختبار المصادقة والاتصال)
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_ = client.text_generation("ping", max_new_tokens=1)
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info.append("basic text_generation ping: OK")
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except Exception as e:
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info.append(f"text_generation ping error: {repr(e)}")
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return "\n".join(str(x) for x in info)
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import fitz # PyMuPDF
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from PIL import Image
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import numpy as np
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import requests
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# =======================
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# 1) EasyOCR (CPU - مجاني)
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# ===============================================
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# 2) Inference API (يستهلك اعتمادات PRO بدل دقائق GPU)
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# نستخدم TrOCR عربي عبر نداء HTTP مباشر لمهمة image-to-text
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# ===============================================
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# الموديل الافتراضي (يمكن تغييره من Settings → Variables بوضع INFER_MODEL)
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INFER_MODEL = os.environ.get("INFER_MODEL", "David-Magdy/TR_OCR_LARGE")
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def ocr_infer_api(pil_img: Image.Image) -> str:
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"""
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استدعاء HF Inference API مباشرة على endpoint:
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POST https://api-inference.huggingface.co/models/{INFER_MODEL}
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مع تمرير الصورة كبايتات (image/png) وفق مهمة image-to-text.
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نعيد المحاولة مرة واحدة إذا كانت الحالة 503 (loading).
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"""
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token = os.environ.get("HF_TOKEN")
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if not token:
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return "حدث خطأ أثناء استدعاء Inference API: لا يوجد HF_TOKEN في Secrets."
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url = f"https://api-inference.huggingface.co/models/{INFER_MODEL}"
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headers = {
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"Authorization": f"Bearer {token}",
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"Accept": "application/json",
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# لا تحدد Content-Type كنص JSON؛ سنرسل الصورة خامًا:
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# "Content-Type": "application/octet-stream" # يُمكن تركه، Requests سيعيّنه تلقائيًا
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}
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# حضّر الصورة في BytesIO (PNG)
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buf = io.BytesIO()
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# توحيد الوضع إلى RGB لتجنّب مشاكل بعض النماذج
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pil_img = pil_img.convert("RGB")
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pil_img.save(buf, format="PNG")
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img_bytes = buf.getvalue()
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def call_once():
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r = requests.post(url, headers=headers, data=img_bytes, timeout=120)
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if r.status_code == 200:
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# عادةً يرجع شكل مثل: [{"generated_text": "..."}]
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try:
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js = r.json()
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except Exception:
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# لو لم يكن JSON (نادرًا) نعيد النص كما هو
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return r.text.strip()
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if isinstance(js, list) and js and isinstance(js[0], dict):
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txt = js[0].get("generated_text", "")
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return (txt or "").strip()
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elif isinstance(js, dict) and "generated_text" in js:
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return (js.get("generated_text") or "").strip()
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else:
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# أحيانًا يرجع هيكل مختلف؛ نطبع ما تم إرجاعه
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return str(js).strip()
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elif r.status_code == 503:
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# الموديل قيد التحميل
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try:
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js = r.json()
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est = js.get("estimated_time", 5)
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except Exception:
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est = 5
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return {"_retry_after": min(int(est) + 1, 10)}
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else:
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# خطأ واضح من الخادم
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try:
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js = r.json()
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msg = js.get("error", r.text)
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except Exception:
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msg = r.text
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raise RuntimeError(f"{r.status_code}: {msg}")
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# المحاولة الأولى
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try:
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out = call_once()
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if isinstance(out, dict) and "_retry_after" in out:
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time.sleep(out["_retry_after"])
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out = call_once()
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if isinstance(out, dict):
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# لو بقي dict حتى الآن نعيده كنص
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return f"حدث خطأ أثناء استدعاء Inference API: {out}"
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return out if out else "لم يرجع الموديل أي نص."
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except Exception as e:
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return f"حدث خطأ أثناء استدعاء Inference API: {repr(e)}"
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# زر تشخيص Inference API
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# =======================
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def diag_infer():
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import sys, huggingface_hub
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info = []
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token = os.environ.get("HF_TOKEN")
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info.append(f"HF_TOKEN: {'موجود' if token else 'مفقود'}")
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info.append(f"INFER_MODEL: {INFER_MODEL}")
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info.append(f"huggingface_hub: {huggingface_hub.__version__}")
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info.append(f"Python: {sys.version.split()[0]}")
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# فحص حالة الموديل
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try:
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r = requests.get(
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f"https://api-inference.huggingface.co/models/{INFER_MODEL}",
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info.append("Response is not JSON.")
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except Exception as e:
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info.append(f"HTTP check error: {repr(e)}")
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return "\n".join(str(x) for x in info)
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