Add codegemma example (#10884)

* add codegemma example in GPU/HF-Transformers-AutoModels/

* add README of codegemma example in GPU/HF-Transformers-AutoModels/

* add codegemma example in GPU/PyTorch-Models/

* add readme of codegemma example in GPU/PyTorch-Models/

* add codegemma example in CPU/HF-Transformers-AutoModels/

* add readme of codegemma example in CPU/HF-Transformers-AutoModels/

* add codegemma example in CPU/PyTorch-Models/

* add readme of codegemma example in CPU/PyTorch-Models/

* fix typos

* fix filename typo

* add codegemma in tables

* add comments of lm_head

* remove comments of use_cache
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@ -183,6 +183,7 @@ Over 50 models have been optimized/verified on `ipex-llm`, including *LLaMA/LLaM
| DeciLM-7B | [link](python/llm/example/CPU/HF-Transformers-AutoModels/Model/deciLM-7b) | [link](python/llm/example/GPU/HF-Transformers-AutoModels/Model/deciLM-7b) |
| Deepseek | [link](python/llm/example/CPU/HF-Transformers-AutoModels/Model/deepseek) | [link](python/llm/example/GPU/HF-Transformers-AutoModels/Model/deepseek) |
| StableLM | [link](python/llm/example/CPU/HF-Transformers-AutoModels/Model/stablelm) | [link](python/llm/example/GPU/HF-Transformers-AutoModels/Model/stablelm) |
| CodeGemma | [link](python/llm/example/CPU/HF-Transformers-AutoModels/Model/codegemma) | [link](python/llm/example/GPU/HF-Transformers-AutoModels/Model/codegemma) |
## Get Support
- Please report a bug or raise a feature request by opening a [Github Issue](https://github.com/intel-analytics/ipex-llm/issues)

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@ -580,6 +580,13 @@ Verified Models
<td>
<a href="https://github.com/intel-analytics/ipex-llm/tree/main/python/llm/example/GPU/HF-Transformers-AutoModels/Model/stablelm">link</a></td>
</tr>
<tr>
<td>CodeGemma</td>
<td>
<a href="https://github.com/intel-analytics/ipex-llm/tree/main/python/llm/example/CPU/HF-Transformers-AutoModels/Model/codegemma">link</a></td>
<td>
<a href="https://github.com/intel-analytics/ipex-llm/tree/main/python/llm/example/GPU/HF-Transformers-AutoModels/Model/codegemma">link</a></td>
</tr>
</tbody>
</table>

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@ -0,0 +1,75 @@
# CodeGemma
In this directory, you will find examples on how you could apply IPEX-LLM INT4 optimizations on CodeGemma models. For illustration purposes, we utilize the [google/codegemma-7b-it](https://huggingface.co/google/codegemma-7b-it) as reference CodeGemma models.
## 0. Requirements
To run these examples with IPEX-LLM, we have some recommended requirements for your machine, please refer to [here](../README.md#recommended-requirements) for more information.
## Example: Predict Tokens using `generate()` API
In the example [generate.py](./generate.py), we show a basic use case for a CodeGemma model to predict the next N tokens using `generate()` API, with IPEX-LLM INT4 optimizations.
### 1. Install
We suggest using conda to manage the Python environment. For more information about conda installation, please refer to [here](https://docs.conda.io/en/latest/miniconda.html#).
After installing conda, create a Python environment for IPEX-LLM:
```bash
conda create -n llm python=3.11 # recommend to use Python 3.11
conda activate llm
# install ipex-llm with 'all' option
pip install ipex-llm[all]
# According to CodeGemma's requirement, please make sure you are using a stable version of Transformers, 4.38.1 or newer.
pip install transformers==4.38.1
```
### 2. Run
```
python ./generate.py --repo-id-or-model-path REPO_ID_OR_MODEL_PATH --prompt PROMPT --n-predict N_PREDICT
```
Arguments info:
- `--repo-id-or-model-path REPO_ID_OR_MODEL_PATH`: argument defining the huggingface repo id for the CodeGemma model to be downloaded, or the path to the huggingface checkpoint folder. It is default to be `'google/codegemma-7b-it'`.
- `--prompt PROMPT`: argument defining the prompt to be infered (with integrated prompt format for chat). It is default to be `'Write a hello world program'`.
- `--n-predict N_PREDICT`: argument defining the max number of tokens to predict. It is default to be `32`.
> **Note**: When loading the model in 4-bit, IPEX-LLM converts linear layers in the model into INT4 format. In theory, a *X*B model saved in 16-bit will requires approximately 2*X* GB of memory for loading, and ~0.5*X* GB memory for further inference.
>
> Please select the appropriate size of the CodeLlama model based on the capabilities of your machine.
#### 2.1 Client
On client Windows machine, it is recommended to run directly with full utilization of all cores:
```powershell
python ./generate.py
```
#### 2.2 Server
For optimal performance on server, it is recommended to set several environment variables (refer to [here](../README.md#best-known-configuration-on-linux) for more information), and run the example with all the physical cores of a single socket.
E.g. on Linux,
```bash
# set IPEX-LLM env variables
source ipex-llm-init
# e.g. for a server with 48 cores per socket
export OMP_NUM_THREADS=48
numactl -C 0-47 -m 0 python ./generate.py
```
#### 2.3 Sample Output
#### [google/codegemma-7b-it](https://huggingface.co/google/codegemma-7b-it)
```log
Inference time: xxxx s
-------------------- Prompt --------------------
<bos><start_of_turn>user
Write a hello world program<end_of_turn>
<start_of_turn>model
-------------------- Output --------------------
<start_of_turn>user
Write a hello world program<end_of_turn>
<start_of_turn>model
```python
print("Hello, world!")
```
This program will print the message "Hello, world!" to the console.
```

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@ -0,0 +1,71 @@
#
# Copyright 2016 The BigDL Authors.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
import torch
import time
import argparse
from ipex_llm.transformers import AutoModelForCausalLM
from transformers import AutoTokenizer
# The instruction-tuned models use a chat template that must be adhered to for conversational use.
# see https://huggingface.co/google/codegemma-7b-it#chat-template.
chat = [
{ "role": "user", "content": "Write a hello world program" },
]
if __name__ == '__main__':
parser = argparse.ArgumentParser(description='Predict Tokens using `generate()` API for CodeGemma model')
parser.add_argument('--repo-id-or-model-path', type=str, default="google/codegemma-7b-it",
help='The huggingface repo id for the CodeGemma to be downloaded'
', or the path to the huggingface checkpoint folder')
parser.add_argument('--prompt', type=str, default="Write a hello world program",
help='Prompt to infer')
parser.add_argument('--n-predict', type=int, default=32,
help='Max tokens to predict')
args = parser.parse_args()
model_path = args.repo_id_or_model_path
# Load model in 4 bit,
# which convert the relevant layers in the model into INT4 format
# To fix the issue that the output of codegemma-7b-it is abnormal, skip the 'lm_head' module during optimization
model = AutoModelForCausalLM.from_pretrained(model_path,
load_in_4bit=True,
trust_remote_code=True,
use_cache=True,
modules_to_not_convert=["lm_head"])
# Load tokenizer
tokenizer = AutoTokenizer.from_pretrained(model_path, trust_remote_code=True)
# Generate predicted tokens
with torch.inference_mode():
chat[0]['content'] = args.prompt
prompt = tokenizer.apply_chat_template(chat, tokenize=False, add_generation_prompt=True)
input_ids = tokenizer.encode(prompt, return_tensors="pt")
# start inference
st = time.time()
output = model.generate(input_ids,
max_new_tokens=args.n_predict)
end = time.time()
output_str = tokenizer.decode(output[0], skip_special_tokens=True)
print(f'Inference time: {end-st} s')
print('-'*20, 'Prompt', '-'*20)
print(prompt)
print('-'*20, 'Output', '-'*20)
print(output_str)

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@ -0,0 +1,73 @@
# CodeGemma
In this directory, you will find examples on how you could use IPEX-LLM `optimize_model` API to accelerate CodeGemma models. For illustration purposes, we utilize the [google/codegemma-7b-it](https://huggingface.co/google/codegemma-7b-it) as reference CodeGemma models.
## 0. Requirements
To run these examples with IPEX-LLM, we have some recommended requirements for your machine, please refer to [here](../README.md#recommended-requirements) for more information.
## Example: Predict Tokens using `generate()` API
In the example [generate.py](./generate.py), we show a basic use case for a CodeGemma model to predict the next N tokens using `generate()` API, with IPEX-LLM INT4 optimizations.
### 1. Install
We suggest using conda to manage the Python environment. For more information about conda installation, please refer to [here](https://docs.conda.io/en/latest/miniconda.html#).
After installing conda, create a Python environment for IPEX-LLM:
```bash
conda create -n llm python=3.11 # recommend to use Python 3.11
conda activate llm
# install ipex-llm with 'all' option
pip install --pre --upgrade ipex-llm[all]
# According to CodeGemma's requirement, please make sure you are using a stable version of Transformers, 4.38.1 or newer.
pip install transformers==4.38.1
```
### 2. Run
After setting up the Python environment, you could run the example by following steps.
#### 2.1 Client
On client Windows machines, it is recommended to run directly with full utilization of all cores:
```powershell
python ./generate.py --repo-id-or-model-path REPO_ID_OR_MODEL_PATH --prompt PROMPT --n-predict N_PREDICT
```
More information about arguments can be found in [Arguments Info](#23-arguments-info) section. The expected output can be found in [Sample Output](#24-sample-output) section.
#### 2.2 Server
For optimal performance on server, it is recommended to set several environment variables (refer to [here](../README.md#best-known-configuration-on-linux) for more information), and run the example with all the physical cores of a single socket.
E.g. on Linux,
```bash
# set IPEX-LLM env variables
source ipex-llm-init
# e.g. for a server with 48 cores per socket
export OMP_NUM_THREADS=48
numactl -C 0-47 -m 0 python ./generate.py --repo-id-or-model-path REPO_ID_OR_MODEL_PATH --prompt PROMPT --n-predict N_PREDICT
```
More information about arguments can be found in [Arguments Info](#23-arguments-info) section. The expected output can be found in [Sample Output](#24-sample-output) section.
#### 2.3 Arguments Info
In the example, several arguments can be passed to satisfy your requirements:
- `--repo-id-or-model-path REPO_ID_OR_MODEL_PATH`: argument defining the huggingface repo id for the CodeGemma model to be downloaded, or the path to the huggingface checkpoint folder. It is default to be `'google/codegemma-7b-it'`.
- `--prompt PROMPT`: argument defining the prompt to be infered (with integrated prompt format for chat). It is default to be `'Write a hello world program'`.
- `--n-predict N_PREDICT`: argument defining the max number of tokens to predict. It is default to be `32`.
#### 2.4 Sample Output
#### [google/codegemma-7b-it](https://huggingface.co/google/codegemma-7b-it)
```log
Inference time: xxxx s
-------------------- Prompt --------------------
<bos><start_of_turn>user
Write a hello world program<end_of_turn>
<start_of_turn>model
-------------------- Output --------------------
<start_of_turn>user
Write a hello world program<end_of_turn>
<start_of_turn>model
```python
print("Hello, world!")
```
This program will print the message "Hello, world!" to the console.
```

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@ -0,0 +1,68 @@
#
# Copyright 2016 The BigDL Authors.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
import torch
import time
import argparse
from transformers import AutoModelForCausalLM, AutoTokenizer
from ipex_llm import optimize_model
# The instruction-tuned models use a chat template that must be adhered to for conversational use.
# see https://huggingface.co/google/codegemma-7b-it#chat-template.
chat = [
{ "role": "user", "content": "Write a hello world program" },
]
if __name__ == '__main__':
parser = argparse.ArgumentParser(description='Predict Tokens using `generate()` API for CodeGemma model')
parser.add_argument('--repo-id-or-model-path', type=str, default="google/codegemma-7b-it",
help='The huggingface repo id for the CodeGemma model to be downloaded'
', or the path to the huggingface checkpoint folder')
parser.add_argument('--prompt', type=str, default="Write a hello world program",
help='Prompt to infer')
parser.add_argument('--n-predict', type=int, default=32,
help='Max tokens to predict')
args = parser.parse_args()
model_path = args.repo_id_or_model_path
# Load model
model = AutoModelForCausalLM.from_pretrained(model_path, trust_remote_code=True)
# With only one line to enable IPEX-LLM optimization on model
# To fix the issue that the output of codegemma-7b-it is abnormal, skip the 'lm_head' module during optimization
model = optimize_model(model, modules_to_not_convert=["lm_head"])
# Load tokenizer
tokenizer = AutoTokenizer.from_pretrained(model_path, trust_remote_code=True)
# Generate predicted tokens
with torch.inference_mode():
chat[0]['content'] = args.prompt
prompt = tokenizer.apply_chat_template(chat, tokenize=False, add_generation_prompt=True)
input_ids = tokenizer.encode(prompt, return_tensors="pt")
st = time.time()
output = model.generate(input_ids,
max_new_tokens=args.n_predict)
end = time.time()
output_str = tokenizer.decode(output[0], skip_special_tokens=True)
print(f'Inference time: {end-st} s')
print('-'*20, 'Prompt', '-'*20)
print(prompt)
print('-'*20, 'Output', '-'*20)
print(output_str)

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@ -0,0 +1,144 @@
# CodeGemma
In this directory, you will find examples on how you could apply IPEX-LLM INT4 optimizations on CodeGemma models on [Intel GPUs](../../../README.md). For illustration purposes, we utilize the [google/codegemma-7b-it](https://huggingface.co/google/codegemma-7b-it) as reference CodeGemma models.
## 0. Requirements
To run these examples with IPEX-LLM on Intel GPUs, we have some recommended requirements for your machine, please refer to [here](../../../README.md#requirements) for more information.
**Important: According to CodeGemma's requirement, please make sure you have installed `transformers==4.38.1` to run the example.**
## Example: Predict Tokens using `generate()` API
In the example [generate.py](./generate.py), we show a basic use case for a CodeGemma model to predict the next N tokens using `generate()` API, with IPEX-LLM INT4 optimizations on Intel GPUs.
### 1. Install
#### 1.1 Installation on Linux
We suggest using conda to manage the Python environment. For more information about conda installation, please refer to [here](https://docs.conda.io/en/latest/miniconda.html#).
After installing conda, create a Python environment for IPEX-LLM:
```bash
conda create -n llm python=3.11 # recommend to use Python 3.11
conda activate llm
# below command will install intel_extension_for_pytorch==2.1.10+xpu as default
pip install --pre --upgrade ipex-llm[xpu] --extra-index-url https://pytorch-extension.intel.com/release-whl/stable/xpu/us/
# According to CodeGemma's requirement, please make sure you are using a stable version of Transformers, 4.38.1 or newer.
pip install transformers==4.38.1
```
#### 1.2 Installation on Windows
We suggest using conda to manage environment:
```bash
conda create -n llm python=3.11 libuv
conda activate llm
# below command will use pip to install the Intel oneAPI Base Toolkit 2024.0
pip install dpcpp-cpp-rt==2024.0.2 mkl-dpcpp==2024.0.0 onednn==2024.0.0
# below command will install intel_extension_for_pytorch==2.1.10+xpu as default
pip install --pre --upgrade ipex-llm[xpu] --extra-index-url https://pytorch-extension.intel.com/release-whl/stable/xpu/us/
# According to CodeGemma's requirement, please make sure you are using a stable version of Transformers, 4.38.1 or newer.
pip install transformers==4.38.1
```
### 2. Configures OneAPI environment variables for Linux
> [!NOTE]
> Skip this step if you are running on Windows.
This is a required step on Linux for APT or offline installed oneAPI. Skip this step for PIP-installed oneAPI.
```bash
source /opt/intel/oneapi/setvars.sh
```
### 3. Runtime Configurations
For optimal performance, it is recommended to set several environment variables. Please check out the suggestions based on your device.
#### 3.1 Configurations for Linux
<details>
<summary>For Intel Arc™ A-Series Graphics and Intel Data Center GPU Flex Series</summary>
```bash
export USE_XETLA=OFF
export SYCL_PI_LEVEL_ZERO_USE_IMMEDIATE_COMMANDLISTS=1
export SYCL_CACHE_PERSISTENT=1
```
</details>
<details>
<summary>For Intel Data Center GPU Max Series</summary>
```bash
export LD_PRELOAD=${LD_PRELOAD}:${CONDA_PREFIX}/lib/libtcmalloc.so
export SYCL_PI_LEVEL_ZERO_USE_IMMEDIATE_COMMANDLISTS=1
export SYCL_CACHE_PERSISTENT=1
export ENABLE_SDP_FUSION=1
```
> Note: Please note that `libtcmalloc.so` can be installed by `conda install -c conda-forge -y gperftools=2.10`.
</details>
<details>
<summary>For Intel iGPU</summary>
```bash
export SYCL_CACHE_PERSISTENT=1
export BIGDL_LLM_XMX_DISABLED=1
```
</details>
#### 3.2 Configurations for Windows
<details>
<summary>For Intel iGPU</summary>
```cmd
set SYCL_CACHE_PERSISTENT=1
set BIGDL_LLM_XMX_DISABLED=1
```
</details>
<details>
<summary>For Intel Arc™ A-Series Graphics</summary>
```cmd
set SYCL_CACHE_PERSISTENT=1
```
</details>
> [!NOTE]
> For the first time that each model runs on Intel iGPU/Intel Arc™ A300-Series or Pro A60, it may take several minutes to compile.
### 4. Running examples
```
python ./generate.py --repo-id-or-model-path REPO_ID_OR_MODEL_PATH --prompt PROMPT --n-predict N_PREDICT
```
Arguments info:
- `--repo-id-or-model-path REPO_ID_OR_MODEL_PATH`: argument defining the huggingface repo id for the CodeGemma model to be downloaded, or the path to the huggingface checkpoint folder. It is default to be `'google/codegemma-7b-it'`.
- `--prompt PROMPT`: argument defining the prompt to be infered (with integrated prompt format for chat). It is default to be `'Write a hello world program'`.
- `--n-predict N_PREDICT`: argument defining the max number of tokens to predict. It is default to be `32`.
##### Sample Output
##### [google/codegemma-7b-it](https://huggingface.co/google/codegemma-7b-it)
```log
Inference time: xxxx s
-------------------- Prompt --------------------
<bos><start_of_turn>user
Write a hello world program<end_of_turn>
<start_of_turn>model
-------------------- Output --------------------
<start_of_turn>user
Write a hello world program<end_of_turn>
<start_of_turn>model
```python
print("Hello, world!")
```
This program will print the message "Hello, world!" to the console.
```

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@ -0,0 +1,80 @@
#
# Copyright 2016 The BigDL Authors.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
import torch
import time
import argparse
from ipex_llm.transformers import AutoModelForCausalLM
from transformers import AutoTokenizer
# The instruction-tuned models use a chat template that must be adhered to for conversational use.
# see https://huggingface.co/google/codegemma-7b-it#chat-template.
chat = [
{ "role": "user", "content": "Write a hello world program" },
]
if __name__ == '__main__':
parser = argparse.ArgumentParser(description='Predict Tokens using `generate()` API for CodeGemma model')
parser.add_argument('--repo-id-or-model-path', type=str, default="google/codegemma-7b-it",
help='The huggingface repo id for the CodeGemma to be downloaded'
', or the path to the huggingface checkpoint folder')
parser.add_argument('--prompt', type=str, default="Write a hello world program",
help='Prompt to infer')
parser.add_argument('--n-predict', type=int, default=32,
help='Max tokens to predict')
args = parser.parse_args()
model_path = args.repo_id_or_model_path
# Load model in 4 bit,
# which convert the relevant layers in the model into INT4 format
# To fix the issue that the output of codegemma-7b-it is abnormal, skip the 'lm_head' module during optimization
# When running LLMs on Intel iGPUs for Windows users, we recommend setting `cpu_embedding=True` in the from_pretrained function.
# This will allow the memory-intensive embedding layer to utilize the CPU instead of iGPU.
model = AutoModelForCausalLM.from_pretrained(model_path,
load_in_4bit=True,
optimize_model=True,
trust_remote_code=True,
use_cache=True,
modules_to_not_convert=["lm_head"])
model = model.to('xpu')
# Load tokenizer
tokenizer = AutoTokenizer.from_pretrained(model_path, trust_remote_code=True)
# Generate predicted tokens
with torch.inference_mode():
chat[0]['content'] = args.prompt
prompt = tokenizer.apply_chat_template(chat, tokenize=False, add_generation_prompt=True)
input_ids = tokenizer.encode(prompt, return_tensors="pt").to('xpu')
# ipex_llm model needs a warmup, then inference time can be accurate
output = model.generate(input_ids,
max_new_tokens=args.n_predict)
# start inference
st = time.time()
output = model.generate(input_ids,
max_new_tokens=args.n_predict)
torch.xpu.synchronize()
end = time.time()
output = output.cpu()
output_str = tokenizer.decode(output[0], skip_special_tokens=True)
print(f'Inference time: {end-st} s')
print('-'*20, 'Prompt', '-'*20)
print(prompt)
print('-'*20, 'Output', '-'*20)
print(output_str)

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@ -0,0 +1,145 @@
# CodeGemma
In this directory, you will find examples on how you could use IPEX-LLM `optimize_model` API to accelerate CodeGemma models. For illustration purposes, we utilize the [google/codegemma-7b-it](https://huggingface.co/google/codegemma-7b-it) as reference CodeGemma models.
## 0. Requirements
To run these examples with IPEX-LLM on Intel GPUs, we have some recommended requirements for your machine, please refer to [here](../../../README.md#requirements) for more information.
**Important: According to CodeGemma's requirement, please make sure you have installed `transformers==4.38.1` to run the example.**
## Example: Predict Tokens using `generate()` API
In the example [generate.py](./generate.py), we show a basic use case for a CodeGemma model to predict the next N tokens using `generate()` API, with IPEX-LLM INT4 optimizations on Intel GPUs.
### 1. Install
#### 1.1 Installation on Linux
We suggest using conda to manage the Python environment. For more information about conda installation, please refer to [here](https://docs.conda.io/en/latest/miniconda.html#).
After installing conda, create a Python environment for IPEX-LLM:
```bash
conda create -n llm python=3.11 # recommend to use Python 3.11
conda activate llm
# below command will install intel_extension_for_pytorch==2.1.10+xpu as default
pip install --pre --upgrade ipex-llm[xpu] --extra-index-url https://pytorch-extension.intel.com/release-whl/stable/xpu/us/
# According to CodeGemma's requirement, please make sure you are using a stable version of Transformers, 4.38.1 or newer.
pip install transformers==4.38.1
```
#### 1.2 Installation on Windows
We suggest using conda to manage environment:
```bash
conda create -n llm python=3.11 libuv
conda activate llm
# below command will use pip to install the Intel oneAPI Base Toolkit 2024.0
pip install dpcpp-cpp-rt==2024.0.2 mkl-dpcpp==2024.0.0 onednn==2024.0.0
# below command will install intel_extension_for_pytorch==2.1.10+xpu as default
pip install --pre --upgrade ipex-llm[xpu] --extra-index-url https://pytorch-extension.intel.com/release-whl/stable/xpu/us/
# According to CodeGemma's requirement, please make sure you are using a stable version of Transformers, 4.38.1 or newer.
pip install transformers==4.38.1
```
### 2. Configures OneAPI environment variables for Linux
> [!NOTE]
> Skip this step if you are running on Windows.
This is a required step on Linux for APT or offline installed oneAPI. Skip this step for PIP-installed oneAPI.
```bash
source /opt/intel/oneapi/setvars.sh
```
### 3. Runtime Configurations
For optimal performance, it is recommended to set several environment variables. Please check out the suggestions based on your device.
#### 3.1 Configurations for Linux
<details>
<summary>For Intel Arc™ A-Series Graphics and Intel Data Center GPU Flex Series</summary>
```bash
export USE_XETLA=OFF
export SYCL_PI_LEVEL_ZERO_USE_IMMEDIATE_COMMANDLISTS=1
export SYCL_CACHE_PERSISTENT=1
```
</details>
<details>
<summary>For Intel Data Center GPU Max Series</summary>
```bash
export LD_PRELOAD=${LD_PRELOAD}:${CONDA_PREFIX}/lib/libtcmalloc.so
export SYCL_PI_LEVEL_ZERO_USE_IMMEDIATE_COMMANDLISTS=1
export SYCL_CACHE_PERSISTENT=1
export ENABLE_SDP_FUSION=1
```
> Note: Please note that `libtcmalloc.so` can be installed by `conda install -c conda-forge -y gperftools=2.10`.
</details>
<details>
<summary>For Intel iGPU</summary>
```bash
export SYCL_CACHE_PERSISTENT=1
export BIGDL_LLM_XMX_DISABLED=1
```
</details>
#### 3.2 Configurations for Windows
<details>
<summary>For Intel iGPU</summary>
```cmd
set SYCL_CACHE_PERSISTENT=1
set BIGDL_LLM_XMX_DISABLED=1
```
</details>
<details>
<summary>For Intel Arc™ A-Series Graphics</summary>
```cmd
set SYCL_CACHE_PERSISTENT=1
```
</details>
> [!NOTE]
> For the first time that each model runs on Intel iGPU/Intel Arc™ A300-Series or Pro A60, it may take several minutes to compile.
### 4. Running examples
```bash
python ./generate.py --repo-id-or-model-path REPO_ID_OR_MODEL_PATH --prompt PROMPT --n-predict N_PREDICT
```
In the example, several arguments can be passed to satisfy your requirements:
- `--repo-id-or-model-path REPO_ID_OR_MODEL_PATH`: argument defining the huggingface repo id for the CodeGemma model to be downloaded, or the path to the huggingface checkpoint folder. It is default to be `'google/codegemma-7b-it'`.
- `--prompt PROMPT`: argument defining the prompt to be infered (with integrated prompt format for chat). It is default to be `Write a hello world program'`.
- `--n-predict N_PREDICT`: argument defining the max number of tokens to predict. It is default to be `32`.
#### 4.1 Sample Output
#### [google/codegemma-7b-it](https://huggingface.co/google/codegemma-7b-it)
```log
Inference time: xxxx s
-------------------- Prompt --------------------
<bos><start_of_turn>user
Write a hello world program<end_of_turn>
<start_of_turn>model
-------------------- Output --------------------
<start_of_turn>user
Write a hello world program<end_of_turn>
<start_of_turn>model
```python
print("Hello, world!")
```
This program will print the message "Hello, world!" to the console.
```

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@ -0,0 +1,82 @@
#
# Copyright 2016 The BigDL Authors.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
import torch
import time
import argparse
from transformers import AutoModelForCausalLM, AutoTokenizer
from ipex_llm import optimize_model
# The instruction-tuned models use a chat template that must be adhered to for conversational use.
# see https://huggingface.co/google/codegemma-7b-it#chat-template.
chat = [
{ "role": "user", "content": "Write a hello world program" },
]
if __name__ == '__main__':
parser = argparse.ArgumentParser(description='Predict Tokens using `generate()` API for CodeGemma model')
parser.add_argument('--repo-id-or-model-path', type=str, default="google/codegemma-7b-it",
help='The huggingface repo id for the CodeGemma model to be downloaded'
', or the path to the huggingface checkpoint folder')
parser.add_argument('--prompt', type=str, default="Write a hello world program",
help='Prompt to infer')
parser.add_argument('--n-predict', type=int, default=32,
help='Max tokens to predict')
args = parser.parse_args()
model_path = args.repo_id_or_model_path
# Load model
model = AutoModelForCausalLM.from_pretrained(model_path,
trust_remote_code=True,
torch_dtype='auto',
low_cpu_mem_usage=True)
# With only one line to enable IPEX-LLM optimization on model
# To fix the issue that the output of codegemma-7b-it is abnormal, skip the 'lm_head' module during optimization
# When running LLMs on Intel iGPUs for Windows users, we recommend setting `cpu_embedding=True` in the optimize_model function.
# This will allow the memory-intensive embedding layer to utilize the CPU instead of iGPU.
model = optimize_model(model, modules_to_not_convert=["lm_head"])
model = model.to('xpu')
# Load tokenizer
tokenizer = AutoTokenizer.from_pretrained(model_path, trust_remote_code=True)
# Generate predicted tokens
with torch.inference_mode():
chat[0]['content'] = args.prompt
prompt = tokenizer.apply_chat_template(chat, tokenize=False, add_generation_prompt=True)
input_ids = tokenizer.encode(prompt, return_tensors="pt").to('xpu')
# ipex_llm model needs a warmup, then inference time can be accurate
output = model.generate(input_ids,
max_new_tokens=args.n_predict)
# start inference
st = time.time()
output = model.generate(input_ids,
max_new_tokens=args.n_predict)
torch.xpu.synchronize()
end = time.time()
output = output.cpu()
output_str = tokenizer.decode(output[0], skip_special_tokens=True)
print(f'Inference time: {end-st} s')
print('-'*20, 'Prompt', '-'*20)
print(prompt)
print('-'*20, 'Output', '-'*20)
print(output_str)