imitater 0.2.3

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Imitater

A unified language model server built upon vllm and infinity.

Usage

Install

pip install -U imitater

Launch Server

python -m imitater.service.app -c config/example.yaml

Show configuration instruction.

Add an OpenAI model

- name: OpenAI model name
- token: OpenAI token

Add a chat model

- name: Display name
- path: Model name on hub or local model path
- device: Device IDs
- port: Port ID
- maxlen: Maximum model length (optional)
- agent_type: Agent type (optional) {react, aligned}
- template: Template jinja file (optional)
- gen_config: Generation config folder (optional)

Add an embedding model

- name: Display name
- path: Model name on hub or local model path
- device: Device IDs (does not support multi-gpus)
- port: Port ID
- batch_size: Batch size (optional)

[!NOTE] Chat template is required for the chat models.

Use export USE_MODELSCOPE_HUB=1 to download model from modelscope.

Test Server

python tests/test_openai.py -c config/example.yaml

Roadmap

• Response choices.
• Rerank model support.