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Upload main.py

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  1. main.py +27 -0
main.py ADDED
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+ from ctransformers import AutoModelForCausalLM
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+ from fastapi import FastAPI, Form
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+ from pydantic import BaseModel
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+
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+ #Model loading
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+ llm = AutoModelForCausalLM.from_pretrained("zephyr-7b-beta.Q4_K_S.gguf",
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+ model_type='mistral',
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+ max_new_tokens = 1096,
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+ threads = 3,
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+ )
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+
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+
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+ #Pydantic object
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+ class validation(BaseModel):
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+ prompt: str
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+
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+ #Fast API
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+ app = FastAPI()
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+
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+ #Zephyr completion
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+ @app.post("/llm_on_cpu")
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+ async def stream(item: validation):
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+ system_prompt = 'Below is an instruction that describes a task. Write a response that appropriately completes the request.'
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+ E_INST = "</s>"
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+ user, assistant = "<|user|>", "<|assistant|>"
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+ prompt = f"{system_prompt}{E_INST}\n{user}\n{item.prompt.strip()}{E_INST}\n{assistant}\n"
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+ return llm(prompt)