How to Use CodeLlama 70B: A User-Friendly Guide

Jan 31, 2024 | Educational

Welcome to the world of CodeLlama 70B! This robust model is a game-changer in generative text models, specially designed for code synthesis and understanding. In this guide, we’ll walk you through the steps to effectively download and run CodeLlama 70B, ensuring you’re equipped with the tools to harness its potential.

Understanding the CodeLlama 70B Model

CodeLlama 70B is developed by the talented team at Code Llama and is housed within the GGUF format model files. Think of this model as a chef in a large kitchen—each quantisation method and file allows it to prepare different dishes (or in our case, text outputs) based on the specific recipe (or input prompt) you provide. Just like you might choose different cooking methods for various dishes, you’ll select different model files based on your needs.

  • Quantisation Methods: These methods effectively compress the model files, allowing them to run more efficiently on your hardware. There’s a range of quantisation options from 2-bit to 8-bit, each catering to different quality and resource needs.

How to Download GGUF Files

Downloading the GGUF files for CodeLlama 70B is straightforward. You have two options: manual downloading or using a library that can automate the process for you.

Manual Downloading

To download a specific GGUF file, you can follow these simple steps:

  1. Visit the repository on Hugging Face: Code Llama on Hugging Face.
  2. Choose your desired quantisation format (e.g., codellama-70b-hf.Q4_K_M.gguf).
  3. Click on the file to start the download.

Using Python for Faster Downloads

If you prefer automating file downloads, utilize the huggingface-hub library:

pip3 install huggingface-hub
huggingface-cli download TheBloke/CodeLlama-70B-hf-GGUF codellama-70b-hf.Q4_K_M.gguf --local-dir . --local-dir-use-symlinks False

How to Run CodeLlama 70B

After downloading the necessary files, it’s time to put CodeLlama 70B into action. Here’s how:

Running with llama.cpp

main -ngl 35 -m codellama-70b-hf.Q4_K_M.gguf --color -c 16384 --temp 0.7 --repeat_penalty 1.1 -n -1 -p 'Your prompt here'

Analogously, running this command is like preparing a recipe where you adjust ingredient quantities (like -temp and -repeat_penalty) to fine-tune the final dish based on your preference.

Python Implementation

To use the model in Python, first install the necessary packages:

pip install llama-cpp-python

Next, load and run the model as follows:

from llama_cpp import Llama
llm = Llama(model_path='codellama-70b-hf.Q4_K_M.gguf', n_ctx=16384, n_threads=8, n_gpu_layers=35)
output = llm(prompt, max_tokens=512, stop=['\n'], echo=True)

Troubleshooting Common Issues

If you encounter any hurdles while using CodeLlama 70B, consider the following troubleshooting tips:

  • Ensure that you are using the correct version of llama.cpp (from commit d0cee0d onwards).
  • Verify that the quantisation files you are using are compatible with your hardware.
  • If you run into memory issues, consider offloading more layers to your GPU or reducing the sequence length.

For further support and insights, don’t hesitate to reach out to the community through TheBloke AI’s Discord server.

For more insights, updates, or to collaborate on AI development projects, stay connected with fxis.ai.

At fxis.ai, we believe that such advancements are crucial for the future of AI, as they enable more comprehensive and effective solutions. Our team is continually exploring new methodologies to push the envelope in artificial intelligence, ensuring that our clients benefit from the latest technological innovations.

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