Instructions to use OpenAssistant/llama2-13b-megacode2-oasst with libraries, inference providers, notebooks, and local apps. Follow these links to get started.

Libraries

How to use OpenAssistant/llama2-13b-megacode2-oasst with Transformers:

# Use a pipeline as a high-level helper
from transformers import pipeline

pipe = pipeline("text-generation", model="OpenAssistant/llama2-13b-megacode2-oasst")

# Load model directly
from transformers import AutoTokenizer, AutoModelForCausalLM

tokenizer = AutoTokenizer.from_pretrained("OpenAssistant/llama2-13b-megacode2-oasst")
model = AutoModelForCausalLM.from_pretrained("OpenAssistant/llama2-13b-megacode2-oasst")

Notebooks
Google Colab
Kaggle
Local Apps

vLLM

How to use OpenAssistant/llama2-13b-megacode2-oasst with vLLM:

Install from pip and serve model

# Install vLLM from pip:
pip install vllm
# Start the vLLM server:
vllm serve "OpenAssistant/llama2-13b-megacode2-oasst"
# Call the server using curl (OpenAI-compatible API):
curl -X POST "http://localhost:8000/v1/completions" \
	-H "Content-Type: application/json" \
	--data '{
		"model": "OpenAssistant/llama2-13b-megacode2-oasst",
		"prompt": "Once upon a time,",
		"max_tokens": 512,
		"temperature": 0.5
	}'

Use Docker

docker model run hf.co/OpenAssistant/llama2-13b-megacode2-oasst

SGLang

How to use OpenAssistant/llama2-13b-megacode2-oasst with SGLang:

Install from pip and serve model

# Install SGLang from pip:
pip install sglang
# Start the SGLang server:
python3 -m sglang.launch_server \
    --model-path "OpenAssistant/llama2-13b-megacode2-oasst" \
    --host 0.0.0.0 \
    --port 30000
# Call the server using curl (OpenAI-compatible API):
curl -X POST "http://localhost:30000/v1/completions" \
	-H "Content-Type: application/json" \
	--data '{
		"model": "OpenAssistant/llama2-13b-megacode2-oasst",
		"prompt": "Once upon a time,",
		"max_tokens": 512,
		"temperature": 0.5
	}'

Use Docker images

docker run --gpus all \
    --shm-size 32g \
    -p 30000:30000 \
    -v ~/.cache/huggingface:/root/.cache/huggingface \
    --env "HF_TOKEN=<secret>" \
    --ipc=host \
    lmsysorg/sglang:latest \
    python3 -m sglang.launch_server \
        --model-path "OpenAssistant/llama2-13b-megacode2-oasst" \
        --host 0.0.0.0 \
        --port 30000
# Call the server using curl (OpenAI-compatible API):
curl -X POST "http://localhost:30000/v1/completions" \
	-H "Content-Type: application/json" \
	--data '{
		"model": "OpenAssistant/llama2-13b-megacode2-oasst",
		"prompt": "Once upon a time,",
		"max_tokens": 512,
		"temperature": 0.5
	}'

Docker Model Runner
How to use OpenAssistant/llama2-13b-megacode2-oasst with Docker Model Runner:
```
docker model run hf.co/OpenAssistant/llama2-13b-megacode2-oasst
```
Browse Quantizations to use this model in llama.cpp, Ollama, LM Studio, or any compatible app.

llama2-13b-megacode2-oasst

sampling report: 2023-08-15_andreaskoepf_llama2-13b-megacode2-oasst_sampling_noprefix2.json

Prompt template

chatml format is used: "<|im_start|>user\n{user prompt}<|im_end|>\n<|im_start|>assistant\n{Assistant answer}<|im_end|>\n"

Multi-line:

<|im_start|>user
{user prompt}<|im_end|>
<|im_start|>assistant
{Assistant answer}<|im_end|>

Credits & Special Thanks

Compute was generously sponsored by the eplf Machine Learning and Optimization Laboratory
The open-source epfLLM/Megatron-LLM trainer was used for fine-tuning.
rombodawg curated and published LosslessMegaCodeTrainingV2_1m_Evol_Uncensored
andreaskoepf prepared & orchestrated the training.

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Prompt template

Credits & Special Thanks

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