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apply_chat_template)
✅ Динамический padding (~30% быстрее)
✅ Validation split (2%)
✅ Cosine LR scheduler с warmup
✅ Увеличенный контекст: 1024 → 2048 токенов
✅ Memory optimization для 24GB GPU1from transformers import AutoModelForCausalLM, AutoTokenizer
2from peft import PeftModel
3
4# Загрузка базовой модели
5model = AutoModelForCausalLM.from_pretrained(
6 "Qwen/Qwen2.5-7B-Instruct",
7 device_map="auto",
8 torch_dtype="auto"
9)
10
11# Загрузка LoRA адаптеров v7.0
12model = PeftModel.from_pretrained(model, "Shaman286/jarvis-v7.0-continual")
13
14# Токенизатор
15tokenizer = AutoTokenizer.from_pretrained("Qwen/Qwen2.5-7B-Instruct")
16
17# Генерация
18messages = [{"role": "user", "content": "Write a Python function to reverse a string"}]
19text = tokenizer.apply_chat_template(messages, tokenize=False, add_generation_prompt=True)
20inputs = tokenizer(text, return_tensors="pt").to(model.device)
21outputs = model.generate(**inputs, max_new_tokens=512)
22print(tokenizer.decode(outputs[0]))