import os import threading import time import subprocess OLLAMA = os.path.expanduser("~/ollama") if not os.path.exists(OLLAMA): subprocess.run("curl -L https://ollama.com/download/ollama-linux-amd64 -o ~/ollama", shell=True) os.chmod(OLLAMA, 0o755) def ollama_service_thread(): subprocess.run("~/ollama serve", shell=True) OLLAMA_SERVICE_THREAD = threading.Thread(target=ollama_service_thread) OLLAMA_SERVICE_THREAD.start() print("Giving ollama serve a moment") time.sleep(10) import copy import gradio as gr import spaces from llama_index.llms.ollama import Ollama import llama_index from llama_index.core.llms import ChatMessage HF_TOKEN = os.environ.get("HF_TOKEN", None) MODEL_ID = "google/gemma-2-27b-it" MODEL_NAME = MODEL_ID.split("/")[-1] os.environ["HF_HUB_ENABLE_HF_TRANSFER"] = "1" llm = Ollama(model="gemma2:27b", request_timeout=60.0) def run_ollama(): subprocess.run("~/ollama pull gemma2", shell=True) TITLE = "

Chatbox

" DESCRIPTION = f"""

MODEL: {MODEL_NAME}

Gemma is the large language model built by Google.
Feel free to test without log.

""" CSS = """ .duplicate-button { margin: auto !important; color: white !important; background: black !important; border-radius: 100vh !important; } h3 { text-align: center; } """ @spaces.GPU() def stream_chat(message: str, history: list, temperature: float, context_window: int, top_p: float, top_k: int, penalty: float): print(f'message is - {message}') print(f'history is - {history}') conversation = [] for prompt, answer in history: conversation.extend([ ChatMessage( role="user", content=prompt ), ChatMessage(role="assistant", content=answer), ]) messages = [ChatMessage(role="user", content=message)] print(f"Conversation is -\n{conversation}") resp = llm.chat( messages = messages, chat_history = conversation, top_p=top_p, top_k=top_k, repeat_penalty=penalty, context_window=context_window, ) return resp chatbot = gr.Chatbot(height=600) with gr.Blocks(css=CSS, theme="soft") as demo: gr.HTML(TITLE) gr.HTML(DESCRIPTION) gr.DuplicateButton(value="Duplicate Space for private use", elem_classes="duplicate-button") gr.ChatInterface( fn=stream_chat, chatbot=chatbot, fill_height=True, additional_inputs_accordion=gr.Accordion(label="⚙️ Parameters", open=False, render=False), additional_inputs=[ gr.Slider( minimum=0, maximum=1, step=0.1, value=0.8, label="Temperature", render=False, ), gr.Slider( minimum=128, maximum=2048, step=1, value=1024, label="Context window", render=False, ), gr.Slider( minimum=0.0, maximum=1.0, step=0.1, value=0.8, label="top_p", render=False, ), gr.Slider( minimum=1, maximum=20, step=1, value=20, label="top_k", render=False, ), gr.Slider( minimum=0.0, maximum=2.0, step=0.1, value=1.0, label="Repetition penalty", render=False, ), ], examples=[ ["Help me study vocabulary: write a sentence for me to fill in the blank, and I'll try to pick the correct option."], ["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."], ["Tell me a random fun fact about the Roman Empire."], ["Show me a code snippet of a website's sticky header in CSS and JavaScript."], ], cache_examples=False, ) if __name__ == "__main__": demo.launch()