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import os |
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import threading |
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import time |
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import subprocess |
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OLLAMA = os.path.expanduser("~/ollama") |
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if not os.path.exists(OLLAMA): |
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subprocess.run("curl -L https://ollama.com/download/ollama-linux-amd64 -o ~/ollama", shell=True) |
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os.chmod(OLLAMA, 0o755) |
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def ollama_service_thread(): |
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subprocess.run("~/ollama serve", shell=True) |
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OLLAMA_SERVICE_THREAD = threading.Thread(target=ollama_service_thread) |
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OLLAMA_SERVICE_THREAD.start() |
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print("Giving ollama serve a moment") |
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time.sleep(10) |
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subprocess.run("~/ollama run gemma2", shell=True) |
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import copy |
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import gradio as gr |
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import spaces |
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from llama_index.llms.ollama import Ollama |
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import llama_index |
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from llama_index.core.llms import ChatMessage |
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HF_TOKEN = os.environ.get("HF_TOKEN", None) |
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MODEL_ID = "google/gemma-2-27b-it" |
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MODEL_NAME = MODEL_ID.split("/")[-1] |
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TITLE = "<h1><center>Chatbox</center></h1>" |
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DESCRIPTION = f""" |
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<h3>MODEL: <a href="https://hf.co/{MODEL_ID}">{MODEL_NAME}</a></h3> |
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<center> |
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<p>Gemma is the large language model built by Google. |
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<br> |
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Feel free to test without log. |
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</p> |
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</center> |
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""" |
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CSS = """ |
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.duplicate-button { |
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margin: auto !important; |
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color: white !important; |
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background: black !important; |
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border-radius: 100vh !important; |
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} |
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h3 { |
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text-align: center; |
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} |
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""" |
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@spaces.GPU() |
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def stream_chat(message: str, history: list, temperature: float, context_window: int, top_p: float, top_k: int, penalty: float): |
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print(f'message is - {message}') |
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print(f'history is - {history}') |
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conversation = [] |
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for prompt, answer in history: |
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conversation.extend([ |
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ChatMessage( |
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role="user", content=prompt |
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), |
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ChatMessage(role="assistant", content=answer), |
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]) |
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messages = [ChatMessage(role="user", content=message)] |
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print(f"Conversation is -\n{conversation}") |
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llm = Ollama(model="gemma2", request_timeout=60.0) |
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resp = llm.chat( |
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messages = messages, |
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chat_history = conversation, |
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top_p=top_p, |
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top_k=top_k, |
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repeat_penalty=penalty, |
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context_window=context_window, |
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) |
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return resp |
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chatbot = gr.Chatbot(height=600) |
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with gr.Blocks(css=CSS, theme="soft") as demo: |
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gr.HTML(TITLE) |
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gr.HTML(DESCRIPTION) |
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gr.DuplicateButton(value="Duplicate Space for private use", elem_classes="duplicate-button") |
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gr.ChatInterface( |
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fn=stream_chat, |
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chatbot=chatbot, |
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fill_height=True, |
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additional_inputs_accordion=gr.Accordion(label="⚙️ Parameters", open=False, render=False), |
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additional_inputs=[ |
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gr.Slider( |
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minimum=0, |
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maximum=1, |
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step=0.1, |
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value=0.8, |
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label="Temperature", |
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render=False, |
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), |
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gr.Slider( |
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minimum=128, |
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maximum=2048, |
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step=1, |
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value=1024, |
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label="Context window", |
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render=False, |
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), |
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gr.Slider( |
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minimum=0.0, |
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maximum=1.0, |
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step=0.1, |
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value=0.8, |
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label="top_p", |
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render=False, |
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), |
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gr.Slider( |
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minimum=1, |
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maximum=20, |
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step=1, |
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value=20, |
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label="top_k", |
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render=False, |
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), |
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gr.Slider( |
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minimum=0.0, |
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maximum=2.0, |
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step=0.1, |
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value=1.0, |
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label="Repetition penalty", |
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render=False, |
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), |
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], |
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examples=[ |
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["Help me study vocabulary: write a sentence for me to fill in the blank, and I'll try to pick the correct option."], |
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["What are 5 creative things I could do with my kids' art? I don't want to throw them away, but it's also so much clutter."], |
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["Tell me a random fun fact about the Roman Empire."], |
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["Show me a code snippet of a website's sticky header in CSS and JavaScript."], |
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], |
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cache_examples=False, |
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) |
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if __name__ == "__main__": |
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demo.launch() |
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