ollama

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    "# Download and run the Ollama Linux install script\n",
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    "!curl -fsSL https://ollama.com/install.sh | sh\n",
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    "!command -v systemctl >/dev/null && sudo systemctl stop ollama"
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   ]
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  },
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  {
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   "source": [
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    "!pip install aiohttp pyngrok\n",
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    "\n",
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    "import os\n",
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    "import asyncio\n",
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    "from aiohttp import ClientSession\n",
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    "\n",
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    "# Set LD_LIBRARY_PATH so the system NVIDIA library becomes preferred\n",
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    "# over the built-in library. This is particularly important for \n",
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    "# Google Colab which installs older drivers\n",
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    "os.environ.update({'LD_LIBRARY_PATH': '/usr/lib64-nvidia'})\n",
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    "\n",
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    "async def run(cmd):\n",
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    "  '''\n",
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    "  run is a helper function to run subcommands asynchronously.\n",
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    "  '''\n",
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    "  print('>>> starting', *cmd)\n",
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    "  p = await asyncio.subprocess.create_subprocess_exec(\n",
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    "      *cmd,\n",
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    "      stdout=asyncio.subprocess.PIPE,\n",
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    "      stderr=asyncio.subprocess.PIPE,\n",
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    "  )\n",
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    "\n",
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    "  async def pipe(lines):\n",
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    "    async for line in lines:\n",
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    "      print(line.strip().decode('utf-8'))\n",
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    "\n",
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    "  await asyncio.gather(\n",
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    "      pipe(p.stdout),\n",
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    "      pipe(p.stderr),\n",
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    "  )\n",
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    "\n",
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    "\n",
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    "await asyncio.gather(\n",
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    "    run(['ollama', 'serve']),\n",
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    "    run(['ngrok', 'http', '--log', 'stderr', '11434']),\n",
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    ")"
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   ]
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  },
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  {
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   "cell_type": "markdown",
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   "id": "e7735a55-9aad-4caf-8683-52e2163ba53b",
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   "metadata": {},
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   "source": [
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    "The previous cell starts two processes, `ollama` and `ngrok`. The log output will show a line like the following which describes the external address.\n",
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    "\n",
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    "```\n",
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    "t=2023-11-12T22:55:56+0000 lvl=info msg=\"started tunnel\" obj=tunnels name=command_line addr=http://localhost:11434 url=https://8249-34-125-179-11.ngrok.io\n",
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    "```\n",
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    "\n",
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    "The external address in this case is `https://8249-34-125-179-11.ngrok.io` which can be passed into `OLLAMA_HOST` to access this instance.\n",
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    "\n",
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    "```bash\n",
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    "export OLLAMA_HOST=https://8249-34-125-179-11.ngrok.io\n",
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    "ollama list\n",
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    "ollama run mistral\n",
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    "```"
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   ]
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  }
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