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Delete sentimental.py
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narutoSiskovich
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- sentimental.py +0 -33
sentimental.py
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from fastapi import FastAPI
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from pydantic import BaseModel
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import torch
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from transformers import AutoTokenizer, AutoModelForSequenceClassification
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# === Загрузка модели ===
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MODEL_NAME = "nlptown/bert-base-multilingual-uncased-sentiment"
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tokenizer = AutoTokenizer.from_pretrained(MODEL_NAME)
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model = AutoModelForSequenceClassification.from_pretrained(MODEL_NAME)
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model.eval()
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# === FastAPI приложение ===
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app = FastAPI(title="Sentiment Analysis API")
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# === Схема запроса ===
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class TextRequest(BaseModel):
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text: str
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# === Логика сентимента ===
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def analyze_sentiment(message: str) -> float:
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inputs = tokenizer(message, return_tensors="pt", truncation=True)
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with torch.no_grad():
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logits = model(**inputs).logits
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probs = torch.softmax(logits, dim=-1)
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stars = torch.argmax(probs, dim=-1).item() + 1 # от 1 до 5
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sentiment = (stars - 3) * 2.5 # нормируем -5..+5
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return round(sentiment, 2)
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# === Эндпоинт API ===
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@app.post("/sentiment")
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def sentiment(request: TextRequest):
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score = analyze_sentiment(request.text)
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return {"sentiment_score": score}
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