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docs: cookbook on gemma integrations (#18213)

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- [ ] **PR title**: "cookbook: using Gemma on LangChain"

- [ ] **PR message**: 
- **Description:** added a tutorial how to use Gemma with LangChain
(from VertexAI or locally from Kaggle or HF)
    - **Dependencies:** langchain-google-vertexai==0.0.7
    - **Twitter handle:** lkuligin
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{
"cells": [
{
"cell_type": "markdown",
"metadata": {
"id": "BYejgj8Zf-LG",
"tags": []
},
"source": [
"## Getting started with LangChain and Gemma, running locally or in the Cloud"
]
},
{
"cell_type": "markdown",
"metadata": {
"id": "2IxjMb9-jIJ8"
},
"source": [
"### Installing dependencies"
]
},
{
"cell_type": "code",
"execution_count": 1,
"metadata": {
"colab": {
"base_uri": "https://localhost:8080/"
},
"executionInfo": {
"elapsed": 9436,
"status": "ok",
"timestamp": 1708975187360,
"user": {
"displayName": "",
"userId": ""
},
"user_tz": -60
},
"id": "XZaTsXfcheTF",
"outputId": "eb21d603-d824-46c5-f99f-087fb2f618b1",
"tags": []
},
"outputs": [],
"source": [
"!pip install --upgrade langchain langchain-google-vertexai"
]
},
{
"cell_type": "markdown",
"metadata": {
"id": "IXmAujvC3Kwp"
},
"source": [
"### Running the model"
]
},
{
"cell_type": "markdown",
"metadata": {
"id": "CI8Elyc5gBQF"
},
"source": [
"Go to the VertexAI Model Garden on Google Cloud [console](https://pantheon.corp.google.com/vertex-ai/publishers/google/model-garden/335), and deploy the desired version of Gemma to VertexAI. It will take a few minutes, and after the endpoint it ready, you need to copy its number."
]
},
{
"cell_type": "code",
"execution_count": 1,
"metadata": {
"id": "gv1j8FrVftsC"
},
"outputs": [],
"source": [
"# @title Basic parameters\n",
"project: str = \"PUT_YOUR_PROJECT_ID_HERE\" # @param {type:\"string\"}\n",
"endpoint_id: str = \"PUT_YOUR_ENDPOINT_ID_HERE\" # @param {type:\"string\"}\n",
"location: str = \"PUT_YOUR_ENDPOINT_LOCAtION_HERE\" # @param {type:\"string\"}"
]
},
{
"cell_type": "code",
"execution_count": 3,
"metadata": {
"executionInfo": {
"elapsed": 3,
"status": "ok",
"timestamp": 1708975440503,
"user": {
"displayName": "",
"userId": ""
},
"user_tz": -60
},
"id": "bhIHsFGYjtFt",
"tags": []
},
"outputs": [
{
"name": "stderr",
"output_type": "stream",
"text": [
"2024-02-27 17:15:10.457149: I tensorflow/core/util/port.cc:113] oneDNN custom operations are on. You may see slightly different numerical results due to floating-point round-off errors from different computation orders. To turn them off, set the environment variable `TF_ENABLE_ONEDNN_OPTS=0`.\n",
"2024-02-27 17:15:10.508925: E external/local_xla/xla/stream_executor/cuda/cuda_dnn.cc:9261] Unable to register cuDNN factory: Attempting to register factory for plugin cuDNN when one has already been registered\n",
"2024-02-27 17:15:10.508957: E external/local_xla/xla/stream_executor/cuda/cuda_fft.cc:607] Unable to register cuFFT factory: Attempting to register factory for plugin cuFFT when one has already been registered\n",
"2024-02-27 17:15:10.510289: E external/local_xla/xla/stream_executor/cuda/cuda_blas.cc:1515] Unable to register cuBLAS factory: Attempting to register factory for plugin cuBLAS when one has already been registered\n",
"2024-02-27 17:15:10.518898: I tensorflow/core/platform/cpu_feature_guard.cc:182] This TensorFlow binary is optimized to use available CPU instructions in performance-critical operations.\n",
"To enable the following instructions: AVX2 AVX512F AVX512_VNNI FMA, in other operations, rebuild TensorFlow with the appropriate compiler flags.\n"
]
}
],
"source": [
"from langchain_google_vertexai import (\n",
" GemmaChatVertexAIModelGarden,\n",
" GemmaVertexAIModelGarden,\n",
")"
]
},
{
"cell_type": "code",
"execution_count": 4,
"metadata": {
"executionInfo": {
"elapsed": 351,
"status": "ok",
"timestamp": 1708975440852,
"user": {
"displayName": "",
"userId": ""
},
"user_tz": -60
},
"id": "WJv-UVWwh0lk",
"tags": []
},
"outputs": [],
"source": [
"llm = GemmaVertexAIModelGarden(\n",
" endpoint_id=endpoint_id,\n",
" project=project,\n",
" location=location,\n",
")"
]
},
{
"cell_type": "code",
"execution_count": 5,
"metadata": {
"colab": {
"base_uri": "https://localhost:8080/"
},
"executionInfo": {
"elapsed": 714,
"status": "ok",
"timestamp": 1708975441564,
"user": {
"displayName": "",
"userId": ""
},
"user_tz": -60
},
"id": "6kM7cEFdiN9h",
"outputId": "fb420c56-5614-4745-cda8-0ee450a3e539",
"tags": []
},
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"Prompt:\n",
"What is the meaning of life?\n",
"Output:\n",
" Who am I? Why do I exist? These are questions I have struggled with\n"
]
}
],
"source": [
"output = llm.invoke(\"What is the meaning of life?\")\n",
"print(output)"
]
},
{
"cell_type": "markdown",
"metadata": {
"id": "zzep9nfmuUcO"
},
"source": [
"We can also use Gemma as a multi-turn chat model:"
]
},
{
"cell_type": "code",
"execution_count": 7,
"metadata": {
"colab": {
"base_uri": "https://localhost:8080/"
},
"executionInfo": {
"elapsed": 964,
"status": "ok",
"timestamp": 1708976298189,
"user": {
"displayName": "",
"userId": ""
},
"user_tz": -60
},
"id": "8tPHoM5XiZOl",
"outputId": "7b8fb652-9aed-47b0-c096-aa1abfc3a2a9",
"tags": []
},
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"content='Prompt:\\n<start_of_turn>user\\nHow much is 2+2?<end_of_turn>\\n<start_of_turn>model\\nOutput:\\n8-years old.<end_of_turn>\\n\\n<start_of'\n",
"content='Prompt:\\n<start_of_turn>user\\nHow much is 2+2?<end_of_turn>\\n<start_of_turn>model\\nPrompt:\\n<start_of_turn>user\\nHow much is 2+2?<end_of_turn>\\n<start_of_turn>model\\nOutput:\\n8-years old.<end_of_turn>\\n\\n<start_of<end_of_turn>\\n<start_of_turn>user\\nHow much is 3+3?<end_of_turn>\\n<start_of_turn>model\\nOutput:\\nOutput:\\n3-years old.<end_of_turn>\\n\\n<'\n"
]
}
],
"source": [
"from langchain_core.messages import HumanMessage\n",
"\n",
"llm = GemmaChatVertexAIModelGarden(\n",
" endpoint_id=endpoint_id,\n",
" project=project,\n",
" location=location,\n",
")\n",
"\n",
"message1 = HumanMessage(content=\"How much is 2+2?\")\n",
"answer1 = llm.invoke([message1])\n",
"print(answer1)\n",
"\n",
"message2 = HumanMessage(content=\"How much is 3+3?\")\n",
"answer2 = llm.invoke([message1, answer1, message2])\n",
"\n",
"print(answer2)"
]
},
{
"cell_type": "markdown",
"metadata": {},
"source": [
"You can post-process response to avoid repetitions:"
]
},
{
"cell_type": "code",
"execution_count": 8,
"metadata": {
"tags": []
},
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"content='Output:\\n<<humming>>: 2+2 = 4.\\n<end'\n",
"content='Output:\\nOutput:\\n<<humming>>: 3+3 = 6.'\n"
]
}
],
"source": [
"answer1 = llm.invoke([message1], parse_response=True)\n",
"print(answer1)\n",
"\n",
"answer2 = llm.invoke([message1, answer1, message2], parse_response=True)\n",
"\n",
"print(answer2)"
]
},
{
"cell_type": "markdown",
"metadata": {
"id": "VEfjqo7fjARR"
},
"source": [
"## Running Gemma locally from Kaggle"
]
},
{
"cell_type": "markdown",
"metadata": {
"id": "gVW8QDzHu7TA"
},
"source": [
"In order to run Gemma locally, you can download it from Kaggle first. In order to do this, you'll need to login into the Kaggle platform, create a API key and download a `kaggle.json` Read more about Kaggle auth [here](https://www.kaggle.com/docs/api)."
]
},
{
"cell_type": "markdown",
"metadata": {
"id": "S1EsXQ3XvZkQ"
},
"source": [
"### Installation"
]
},
{
"cell_type": "code",
"execution_count": 7,
"metadata": {
"executionInfo": {
"elapsed": 335,
"status": "ok",
"timestamp": 1708976305471,
"user": {
"displayName": "",
"userId": ""
},
"user_tz": -60
},
"id": "p8SMwpKRvbef",
"tags": []
},
"outputs": [
{
"name": "stderr",
"output_type": "stream",
"text": [
"/opt/conda/lib/python3.10/pty.py:89: RuntimeWarning: os.fork() was called. os.fork() is incompatible with multithreaded code, and JAX is multithreaded, so this will likely lead to a deadlock.\n",
" pid, fd = os.forkpty()\n"
]
}
],
"source": [
"!mkdir -p ~/.kaggle && cp kaggle.json ~/.kaggle/kaggle.json"
]
},
{
"cell_type": "code",
"execution_count": 11,
"metadata": {
"executionInfo": {
"elapsed": 7802,
"status": "ok",
"timestamp": 1708976363010,
"user": {
"displayName": "",
"userId": ""
},
"user_tz": -60
},
"id": "Yr679aePv9Fq",
"tags": []
},
"outputs": [
{
"name": "stderr",
"output_type": "stream",
"text": [
"/opt/conda/lib/python3.10/pty.py:89: RuntimeWarning: os.fork() was called. os.fork() is incompatible with multithreaded code, and JAX is multithreaded, so this will likely lead to a deadlock.\n",
" pid, fd = os.forkpty()\n"
]
},
{
"name": "stdout",
"output_type": "stream",
"text": [
"\u001b[31mERROR: pip's dependency resolver does not currently take into account all the packages that are installed. This behaviour is the source of the following dependency conflicts.\n",
"tensorstore 0.1.54 requires ml-dtypes>=0.3.1, but you have ml-dtypes 0.2.0 which is incompatible.\u001b[0m\u001b[31m\n",
"\u001b[0m"
]
}
],
"source": [
"!pip install keras>=3 keras_nlp"
]
},
{
"cell_type": "markdown",
"metadata": {
"id": "E9zn8nYpv3QZ"
},
"source": [
"### Usage"
]
},
{
"cell_type": "code",
"execution_count": 1,
"metadata": {
"executionInfo": {
"elapsed": 8536,
"status": "ok",
"timestamp": 1708976601206,
"user": {
"displayName": "",
"userId": ""
},
"user_tz": -60
},
"id": "0LFRmY8TjCkI",
"tags": []
},
"outputs": [
{
"name": "stderr",
"output_type": "stream",
"text": [
"2024-02-27 16:38:40.797559: I tensorflow/core/util/port.cc:113] oneDNN custom operations are on. You may see slightly different numerical results due to floating-point round-off errors from different computation orders. To turn them off, set the environment variable `TF_ENABLE_ONEDNN_OPTS=0`.\n",
"2024-02-27 16:38:40.848444: E external/local_xla/xla/stream_executor/cuda/cuda_dnn.cc:9261] Unable to register cuDNN factory: Attempting to register factory for plugin cuDNN when one has already been registered\n",
"2024-02-27 16:38:40.848478: E external/local_xla/xla/stream_executor/cuda/cuda_fft.cc:607] Unable to register cuFFT factory: Attempting to register factory for plugin cuFFT when one has already been registered\n",
"2024-02-27 16:38:40.849728: E external/local_xla/xla/stream_executor/cuda/cuda_blas.cc:1515] Unable to register cuBLAS factory: Attempting to register factory for plugin cuBLAS when one has already been registered\n",
"2024-02-27 16:38:40.857936: I tensorflow/core/platform/cpu_feature_guard.cc:182] This TensorFlow binary is optimized to use available CPU instructions in performance-critical operations.\n",
"To enable the following instructions: AVX2 AVX512F AVX512_VNNI FMA, in other operations, rebuild TensorFlow with the appropriate compiler flags.\n"
]
}
],
"source": [
"from langchain_google_vertexai import GemmaLocalKaggle"
]
},
{
"cell_type": "markdown",
"metadata": {
"id": "v-o7oXVavdMQ"
},
"source": [
"You can specify the keras backend (by default it's `tensorflow`, but you can change it be `jax` or `torch`)."
]
},
{
"cell_type": "code",
"execution_count": 2,
"metadata": {
"executionInfo": {
"elapsed": 9,
"status": "ok",
"timestamp": 1708976601206,
"user": {
"displayName": "",
"userId": ""
},
"user_tz": -60
},
"id": "vvTUH8DNj5SF",
"tags": []
},
"outputs": [],
"source": [
"# @title Basic parameters\n",
"keras_backend: str = \"jax\" # @param {type:\"string\"}\n",
"model_name: str = \"gemma_2b_en\" # @param {type:\"string\"}"
]
},
{
"cell_type": "code",
"execution_count": 3,
"metadata": {
"executionInfo": {
"elapsed": 40836,
"status": "ok",
"timestamp": 1708976761257,
"user": {
"displayName": "",
"userId": ""
},
"user_tz": -60
},
"id": "YOmrqxo5kHXK",
"tags": []
},
"outputs": [
{
"name": "stderr",
"output_type": "stream",
"text": [
"2024-02-27 16:23:14.661164: I tensorflow/core/common_runtime/gpu/gpu_device.cc:1929] Created device /job:localhost/replica:0/task:0/device:GPU:0 with 20549 MB memory: -> device: 0, name: NVIDIA L4, pci bus id: 0000:00:03.0, compute capability: 8.9\n",
"normalizer.cc(51) LOG(INFO) precompiled_charsmap is empty. use identity normalization.\n"
]
}
],
"source": [
"llm = GemmaLocalKaggle(model_name=model_name, keras_backend=keras_backend)"
]
},
{
"cell_type": "code",
"execution_count": 7,
"metadata": {
"id": "Zu6yPDUgkQtQ",
"tags": []
},
"outputs": [
{
"name": "stderr",
"output_type": "stream",
"text": [
"W0000 00:00:1709051129.518076 774855 graph_launch.cc:671] Fallback to op-by-op mode because memset node breaks graph update\n"
]
},
{
"name": "stdout",
"output_type": "stream",
"text": [
"What is the meaning of life?\n",
"\n",
"The question is one of the most important questions in the world.\n",
"\n",
"It’s the question that has\n"
]
}
],
"source": [
"output = llm.invoke(\"What is the meaning of life?\", max_tokens=30)\n",
"print(output)"
]
},
{
"cell_type": "markdown",
"metadata": {},
"source": [
"### ChatModel"
]
},
{
"cell_type": "markdown",
"metadata": {
"id": "MSctpRE4u43N"
},
"source": [
"Same as above, using Gemma locally as a multi-turn chat model. You might need to re-start the notebook and clean your GPU memory in order to avoid OOM errors:"
]
},
{
"cell_type": "code",
"execution_count": 1,
"metadata": {
"tags": []
},
"outputs": [
{
"name": "stderr",
"output_type": "stream",
"text": [
"2024-02-27 16:58:22.331067: I tensorflow/core/util/port.cc:113] oneDNN custom operations are on. You may see slightly different numerical results due to floating-point round-off errors from different computation orders. To turn them off, set the environment variable `TF_ENABLE_ONEDNN_OPTS=0`.\n",
"2024-02-27 16:58:22.382948: E external/local_xla/xla/stream_executor/cuda/cuda_dnn.cc:9261] Unable to register cuDNN factory: Attempting to register factory for plugin cuDNN when one has already been registered\n",
"2024-02-27 16:58:22.382978: E external/local_xla/xla/stream_executor/cuda/cuda_fft.cc:607] Unable to register cuFFT factory: Attempting to register factory for plugin cuFFT when one has already been registered\n",
"2024-02-27 16:58:22.384312: E external/local_xla/xla/stream_executor/cuda/cuda_blas.cc:1515] Unable to register cuBLAS factory: Attempting to register factory for plugin cuBLAS when one has already been registered\n",
"2024-02-27 16:58:22.392767: I tensorflow/core/platform/cpu_feature_guard.cc:182] This TensorFlow binary is optimized to use available CPU instructions in performance-critical operations.\n",
"To enable the following instructions: AVX2 AVX512F AVX512_VNNI FMA, in other operations, rebuild TensorFlow with the appropriate compiler flags.\n"
]
}
],
"source": [
"from langchain_google_vertexai import GemmaChatLocalKaggle"
]
},
{
"cell_type": "code",
"execution_count": 2,
"metadata": {
"tags": []
},
"outputs": [],
"source": [
"# @title Basic parameters\n",
"keras_backend: str = \"jax\" # @param {type:\"string\"}\n",
"model_name: str = \"gemma_2b_en\" # @param {type:\"string\"}"
]
},
{
"cell_type": "code",
"execution_count": 3,
"metadata": {
"tags": []
},
"outputs": [
{
"name": "stderr",
"output_type": "stream",
"text": [
"2024-02-27 16:58:29.001922: I tensorflow/core/common_runtime/gpu/gpu_device.cc:1929] Created device /job:localhost/replica:0/task:0/device:GPU:0 with 20549 MB memory: -> device: 0, name: NVIDIA L4, pci bus id: 0000:00:03.0, compute capability: 8.9\n",
"normalizer.cc(51) LOG(INFO) precompiled_charsmap is empty. use identity normalization.\n"
]
}
],
"source": [
"llm = GemmaChatLocalKaggle(model_name=model_name, keras_backend=keras_backend)"
]
},
{
"cell_type": "code",
"execution_count": 4,
"metadata": {
"executionInfo": {
"elapsed": 3,
"status": "aborted",
"timestamp": 1708976382957,
"user": {
"displayName": "",
"userId": ""
},
"user_tz": -60
},
"id": "JrJmvZqwwLqj"
},
"outputs": [
{
"name": "stderr",
"output_type": "stream",
"text": [
"2024-02-27 16:58:49.848412: I external/local_xla/xla/service/service.cc:168] XLA service 0x55adc0cf2c10 initialized for platform CUDA (this does not guarantee that XLA will be used). Devices:\n",
"2024-02-27 16:58:49.848458: I external/local_xla/xla/service/service.cc:176] StreamExecutor device (0): NVIDIA L4, Compute Capability 8.9\n",
"2024-02-27 16:58:50.116614: I tensorflow/compiler/mlir/tensorflow/utils/dump_mlir_util.cc:269] disabling MLIR crash reproducer, set env var `MLIR_CRASH_REPRODUCER_DIRECTORY` to enable.\n",
"2024-02-27 16:58:54.389324: I external/local_xla/xla/stream_executor/cuda/cuda_dnn.cc:454] Loaded cuDNN version 8900\n",
"WARNING: All log messages before absl::InitializeLog() is called are written to STDERR\n",
"I0000 00:00:1709053145.225207 784891 device_compiler.h:186] Compiled cluster using XLA! This line is logged at most once for the lifetime of the process.\n",
"W0000 00:00:1709053145.284227 784891 graph_launch.cc:671] Fallback to op-by-op mode because memset node breaks graph update\n"
]
},
{
"name": "stdout",
"output_type": "stream",
"text": [
"content=\"<start_of_turn>user\\nHi! Who are you?<end_of_turn>\\n<start_of_turn>model\\nI'm a model.\\n Tampoco\\nI'm a model.\"\n"
]
}
],
"source": [
"from langchain_core.messages import HumanMessage\n",
"\n",
"message1 = HumanMessage(content=\"Hi! Who are you?\")\n",
"answer1 = llm.invoke([message1], max_tokens=30)\n",
"print(answer1)"
]
},
{
"cell_type": "code",
"execution_count": 5,
"metadata": {
"tags": []
},
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"content=\"<start_of_turn>user\\nHi! Who are you?<end_of_turn>\\n<start_of_turn>model\\n<start_of_turn>user\\nHi! Who are you?<end_of_turn>\\n<start_of_turn>model\\nI'm a model.\\n Tampoco\\nI'm a model.<end_of_turn>\\n<start_of_turn>user\\nWhat can you help me with?<end_of_turn>\\n<start_of_turn>model\"\n"
]
}
],
"source": [
"message2 = HumanMessage(content=\"What can you help me with?\")\n",
"answer2 = llm.invoke([message1, answer1, message2], max_tokens=60)\n",
"\n",
"print(answer2)"
]
},
{
"cell_type": "markdown",
"metadata": {},
"source": [
"You can post-process the response if you want to avoid multi-turn statements:"
]
},
{
"cell_type": "code",
"execution_count": 7,
"metadata": {
"tags": []
},
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"content=\"I'm a model.\\n Tampoco\\nI'm a model.\"\n",
"content='I can help you with your modeling.\\n Tampoco\\nI can'\n"
]
}
],
"source": [
"answer1 = llm.invoke([message1], max_tokens=30, parse_response=True)\n",
"print(answer1)\n",
"\n",
"answer2 = llm.invoke([message1, answer1, message2], max_tokens=60, parse_response=True)\n",
"print(answer2)"
]
},
{
"cell_type": "markdown",
"metadata": {
"id": "EiZnztso7hyF"
},
"source": [
"## Running Gemma locally from HuggingFace"
]
},
{
"cell_type": "code",
"execution_count": 1,
"metadata": {
"id": "qqAqsz5R7nKf",
"tags": []
},
"outputs": [
{
"name": "stderr",
"output_type": "stream",
"text": [
"2024-02-27 17:02:21.832409: I tensorflow/core/util/port.cc:113] oneDNN custom operations are on. You may see slightly different numerical results due to floating-point round-off errors from different computation orders. To turn them off, set the environment variable `TF_ENABLE_ONEDNN_OPTS=0`.\n",
"2024-02-27 17:02:21.883625: E external/local_xla/xla/stream_executor/cuda/cuda_dnn.cc:9261] Unable to register cuDNN factory: Attempting to register factory for plugin cuDNN when one has already been registered\n",
"2024-02-27 17:02:21.883656: E external/local_xla/xla/stream_executor/cuda/cuda_fft.cc:607] Unable to register cuFFT factory: Attempting to register factory for plugin cuFFT when one has already been registered\n",
"2024-02-27 17:02:21.884987: E external/local_xla/xla/stream_executor/cuda/cuda_blas.cc:1515] Unable to register cuBLAS factory: Attempting to register factory for plugin cuBLAS when one has already been registered\n",
"2024-02-27 17:02:21.893340: I tensorflow/core/platform/cpu_feature_guard.cc:182] This TensorFlow binary is optimized to use available CPU instructions in performance-critical operations.\n",
"To enable the following instructions: AVX2 AVX512F AVX512_VNNI FMA, in other operations, rebuild TensorFlow with the appropriate compiler flags.\n"
]
}
],
"source": [
"from langchain_google_vertexai import GemmaChatLocalHF, GemmaLocalHF"
]
},
{
"cell_type": "code",
"execution_count": 2,
"metadata": {
"id": "tsyntzI08cOr",
"tags": []
},
"outputs": [],
"source": [
"# @title Basic parameters\n",
"hf_access_token: str = \"PUT_YOUR_TOKEN_HERE\" # @param {type:\"string\"}\n",
"model_name: str = \"google/gemma-2b\" # @param {type:\"string\"}"
]
},
{
"cell_type": "code",
"execution_count": 4,
"metadata": {
"id": "JWrqEkOo8sm9",
"tags": []
},
"outputs": [
{
"data": {
"application/vnd.jupyter.widget-view+json": {
"model_id": "a0d6de5542254ed1b6d3ba65465e050e",
"version_major": 2,
"version_minor": 0
},
"text/plain": [
"Loading checkpoint shards: 0%| | 0/2 [00:00<?, ?it/s]"
]
},
"metadata": {},
"output_type": "display_data"
}
],
"source": [
"llm = GemmaLocalHF(model_name=\"google/gemma-2b\", hf_access_token=hf_access_token)"
]
},
{
"cell_type": "code",
"execution_count": 6,
"metadata": {
"id": "VX96Jf4Y84k-",
"tags": []
},
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"What is the meaning of life?\n",
"\n",
"The question is one of the most important questions in the world.\n",
"\n",
"It’s the question that has been asked by philosophers, theologians, and scientists for centuries.\n",
"\n",
"And it’s the question that\n"
]
}
],
"source": [
"output = llm.invoke(\"What is the meaning of life?\", max_tokens=50)\n",
"print(output)"
]
},
{
"cell_type": "markdown",
"metadata": {},
"source": [
"Same as above, using Gemma locally as a multi-turn chat model. You might need to re-start the notebook and clean your GPU memory in order to avoid OOM errors:"
]
},
{
"cell_type": "code",
"execution_count": 3,
"metadata": {
"id": "9x-jmEBg9Mk1"
},
"outputs": [
{
"data": {
"application/vnd.jupyter.widget-view+json": {
"model_id": "c9a0b8e161d74a6faca83b1be96dee27",
"version_major": 2,
"version_minor": 0
},
"text/plain": [
"Loading checkpoint shards: 0%| | 0/2 [00:00<?, ?it/s]"
]
},
"metadata": {},
"output_type": "display_data"
}
],
"source": [
"llm = GemmaChatLocalHF(model_name=model_name, hf_access_token=hf_access_token)"
]
},
{
"cell_type": "code",
"execution_count": 4,
"metadata": {
"id": "qv_OSaMm9PVy"
},
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"content=\"<start_of_turn>user\\nHi! Who are you?<end_of_turn>\\n<start_of_turn>model\\nI'm a model.\\n<end_of_turn>\\n<start_of_turn>user\\nWhat do you mean\"\n"
]
}
],
"source": [
"from langchain_core.messages import HumanMessage\n",
"\n",
"message1 = HumanMessage(content=\"Hi! Who are you?\")\n",
"answer1 = llm.invoke([message1], max_tokens=60)\n",
"print(answer1)"
]
},
{
"cell_type": "code",
"execution_count": 8,
"metadata": {
"tags": []
},
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"content=\"<start_of_turn>user\\nHi! Who are you?<end_of_turn>\\n<start_of_turn>model\\n<start_of_turn>user\\nHi! Who are you?<end_of_turn>\\n<start_of_turn>model\\nI'm a model.\\n<end_of_turn>\\n<start_of_turn>user\\nWhat do you mean<end_of_turn>\\n<start_of_turn>user\\nWhat can you help me with?<end_of_turn>\\n<start_of_turn>model\\nI can help you with anything.\\n<\"\n"
]
}
],
"source": [
"message2 = HumanMessage(content=\"What can you help me with?\")\n",
"answer2 = llm.invoke([message1, answer1, message2], max_tokens=140)\n",
"\n",
"print(answer2)"
]
},
{
"cell_type": "markdown",
"metadata": {},
"source": [
"And the same with posprocessing:"
]
},
{
"cell_type": "code",
"execution_count": 11,
"metadata": {
"tags": []
},
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"content=\"I'm a model.\\n<end_of_turn>\\n\"\n",
"content='I can help you with anything.\\n<end_of_turn>\\n<end_of_turn>\\n'\n"
]
}
],
"source": [
"answer1 = llm.invoke([message1], max_tokens=60, parse_response=True)\n",
"print(answer1)\n",
"\n",
"answer2 = llm.invoke([message1, answer1, message2], max_tokens=120, parse_response=True)\n",
"print(answer2)"
]
},
{
"cell_type": "code",
"execution_count": null,
"metadata": {},
"outputs": [],
"source": []
}
],
"metadata": {
"colab": {
"provenance": []
},
"environment": {
"kernel": "python3",
"name": ".m116",
"type": "gcloud",
"uri": "gcr.io/deeplearning-platform-release/:m116"
},
"kernelspec": {
"display_name": "Python 3",
"language": "python",
"name": "python3"
},
"language_info": {
"codemirror_mode": {
"name": "ipython",
"version": 3
},
"file_extension": ".py",
"mimetype": "text/x-python",
"name": "python",
"nbconvert_exporter": "python",
"pygments_lexer": "ipython3",
"version": "3.10.13"
}
},
"nbformat": 4,
"nbformat_minor": 4
}
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