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Saiga/Gemma2 9B, Russian Gemma-2-based chatbot

Based on Gemma-2 9B Instruct.

Prompt format

Gemma-2 prompt format:

<start_of_turn>system
Ты — Сайга, русскоязычный автоматический ассистент. Ты разговариваешь с людьми и помогаешь им.<end_of_turn>
<start_of_turn>user
Как дела?<end_of_turn>
<start_of_turn>model
Отлично, а у тебя?<end_of_turn>
<start_of_turn>user
Шикарно. Как пройти в библиотеку?<end_of_turn>
<start_of_turn>model

Code example

# Исключительно ознакомительный пример.
# НЕ НАДО ТАК ИНФЕРИТЬ МОДЕЛЬ В ПРОДЕ.
# См. https://github.com/vllm-project/vllm или https://github.com/huggingface/text-generation-inference

import torch
from transformers import AutoModelForCausalLM, AutoTokenizer, GenerationConfig

MODEL_NAME = "IlyaGusev/saiga_gemma2_10b"

model = AutoModelForCausalLM.from_pretrained(
    MODEL_NAME,
    load_in_8bit=True,
    torch_dtype=torch.bfloat16,
    device_map="auto"
)
model.eval()

tokenizer = AutoTokenizer.from_pretrained(MODEL_NAME)
generation_config = GenerationConfig.from_pretrained(MODEL_NAME)
print(generation_config)

inputs = ["Почему трава зеленая?", "Сочини длинный рассказ, обязательно упоминая следующие объекты. Дано: Таня, мяч"]
for query in inputs:
    prompt = tokenizer.apply_chat_template([{
        "role": "user",
        "content": query
    }], tokenize=False, add_generation_prompt=True)
    data = tokenizer(prompt, return_tensors="pt", add_special_tokens=False)
    data = {k: v.to(model.device) for k, v in data.items()}
    output_ids = model.generate(**data, generation_config=generation_config)[0]
    output_ids = output_ids[len(data["input_ids"][0]):]
    output = tokenizer.decode(output_ids, skip_special_tokens=True).strip()
    print(query)
    print(output)
    print()
    print("==============================")
    print()

Versions

v2:

v1:

Evaluation

Pivot: gemma_2_9b_it_abliterated

model length_controlled_winrate win_rate standard_error avg_length
gemma_2_9b_it_abliterated 50.00 50.00 0.00 1126
saiga_gemma2_9b, v1 48.66 45.54 2.45 1066
saiga_gemms2_9b, v2 47.77 45.30 2.45 1074
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