Code Llama 2: Examples and Playground (Try It Yourself)

5/5 - (5 votes)

Try It Yourself

You can run the code llama 2 code completion model right here on the Finxter blog:

If the embedding doesn’t work for some reason, check out this URL of the Huggingface space.

Example Fibonacci

I have asked Code Llama 2 to complete my code “def fibonacci(n)” and it did it flawlessly! See the gif: πŸ‘‡

I tried the code and it worked in my example runs (proof by example πŸ˜‰):

Understanding Code Llama 2

Code Llama 2 is a state-of-the-art large language model designed to work with code tasks. These models can generate code and natural language about code from code and natural language prompts. A tool like Code Llama 2 can make a huge difference in your productivity by assisting you in various programming tasks.

By the way, feel free to watch our prompt engineering with Llama 2 video below or on the Finxter Academy with a downloadable course certificate.

Prompt Engineering with Llama 2 (Full Course)

Large Language Model

Code Llama 2 is a powerful AI-driven large language model designed to understand and generate code. It can extrapolate up to a 100k context window, which is made possible due to recent developments in RoPE scaling. As a developer, you can harness the capabilities of this state-of-the-art model to speed up your coding tasks, find solutions, and even autocomplete comments or general text.

Built on top of the foundational Llama 2 model, Code Llama is an advanced, code-specialized variant trained on code-specific datasets. This makes it an excellent tool for those working with programming languages, as it can generate code and natural language about code from both code and natural language prompts.

When using Code Llama 2, you can expect a knowledgeable AI assistant that understands the intricacies of numerous programming languages and provides clear responses. The model’s architecture includes essential attributes such as dimensions, layers, heads, vocabulary size, normalization settings, and batch size for optimal performance.

To get started with Code Llama 2, you can integrate it into your projects through the Hugging Face ecosystem. It has been released under a permissive community license, which means it is available for both research and commercial use.

Pretrained Models

A key aspect of Code Llama 2 is its foundation on pretrained models. These models are fine-tuned on extensive datasets and have already learned relevant patterns, thus providing a solid base for further training in specific domains. Code Llama 2 consists of a family of specialized pretrained models that integrate seamlessly with the Hugging Face ecosystem.

One of the variants of Code Llama 2 is the 13-billion-parameter model, which offers unparalleled performance in handling code-related tasks using these pretrained models to achieve better results in less time.

Applications and Performance

How To Install Code Llama Locally - 7B, 13B, & 34B Models! (LLAMA 2's NEW Coding LLM)

Code Completion

Code Llama 2 is designed to provide state-of-the-art performance in code completion tasks. With its deep understanding of various programming languages, including Python, you can expect accurate and helpful code suggestions as you type. Its advanced capabilities make it an invaluable tool for developers to increase productivity and write efficient code.

Model Weights

The performance of Code Llama 2 largely depends on its model weights. These weights are responsible for the model’s accuracy and efficiency. Comparing different model sizes, such as Llama 2 7B and Llama 2 13B, you will notice that their latency per token varies. The choice of model weight will influence your code completion experience, with larger models generally providing more accurate results at the expense of increased computational demands.

πŸ”— You can download Meta’s initial model weights here to get started. Fill out this form:

And check “Code Llama” at the bottom of the form to get the weights. The Code Llama 2 GitHub is available here.

πŸ§‘β€πŸ’» Learn More: Feel free to explore the Finxter Academy’s course that utilizes Llama 2 for prompt engineering, giving you a hands-on experience with this powerful tool in various practical projects.

Programming Languages

Code Llama 2 supports various popular programming languages such as:

  • Python: A versatile and beginner-friendly language, Python is widely used for web development, automation, and data analysis.
  • Java: Known for its portability and scalability, Java is a go-to choice for building large-scale enterprise applications.
  • JavaScript: As a cornerstone of web development, JavaScript allows you to create interactive and responsive web applications.
  • C++: This high-performance language is ideal for system programming and performance-critical tasks, including game development.
  • C#: A language designed for the Microsoft .NET framework, C# is often employed to create Windows applications and games using Unity.
  • TypeScript: As a superset of JavaScript, TypeScript provides additional features and static typing for more robust and maintainable code.
  • PHP: This server-side scripting language is mainly used for web development and is the backbone of many popular content management systems like WordPress.
  • Bash: Employed primarily for scripting in UNIX-based systems, Bash allows you to automate tasks and control various system functions.

Code Llama 2 actively embraces the open-source community. It has been made available for free for research and commercial use, enabling developers to access and utilize its capabilities in various projects.

Technical Insights into Llama 2

Fascinating Insights: Unveiling Meta Llama 2


Llama 2 is an advanced language model that has undergone a series of pretrained and fine-tuned models designed for various applications.

πŸ’‘ Fine-tuning adapts the model to specific tasks or domains. For instance, Llama 2-Chat is a fine-tuned variant aimed at dialogue applications. Through fine-tuning, you can access models tailored for different use cases, such as coding and text analysis.

To fine-tune Llama 2, focus on specific data relevant to your target task. Quality datasets and training procedures enhance the model’s performance and assist in addressing unique challenges in your domain.

Parameters and Tokens

With parameter counts ranging from 7 billion to 70 billion, Llama 2’s models are designed to handle complex language tasks. The high number of parameters provides a holistic understanding of human language by analyzing word combinations, grammar, and context.

An essential aspect of Llama 2 is handling tokens. The model offers a longer context length of 4096 tokens, or even more with up to 100k token contexts, enabling it to process larger chunks of text and understand the context better. This increased token length enhances its understanding and allows it to generate more coherent and contextually accurate responses.

Key Features of Code Llama

Network Parameters

Code Llama is a code-specialized version of Llama 2 that comes with enhanced coding capabilities, built on top of Llama 2. One essential aspect of this model is its network parameters. These parameters determine the model’s architecture and significantly influence its performance. By optimizing these parameters, Code Llama can better understand and generate code.

Pretrained Weights

The pretrained weights of Code Llama stem from its integration with Llama 2. Code Llama benefits from the same permissive community license as Llama 2, providing users with access to cutting-edge technology for coding tasks. The pretrained weights serve as a foundation for Code Llama, enabling it to quickly adapt to specific coding use cases.

Model Sizes

When it comes to Code Llama, there are several model sizes to choose from, including 7B, 13B, and 34B versions. Each model size is tailored to different requirements ranging from memory efficiency to coding proficiency. For instance, the Llama-7B version is built on 500B tokens during the initial phase, resulting in a lighter model that still performs well on coding tasks.

The Llama-7B

The Llama-7B is a smaller variant of the Code Llama model trained on a 500-billion-token dataset. Despite its smaller size, this model maintains impressive capabilities while offering memory-efficient performance. The Llama-7B provides users with a practical option for incorporating Code Llama into projects with resource constraints or lower complexity requirements.

Coding with Code Llama 2

How To Install LLaMA 2 Locally + Full Test (13b Better Than 70b??)

Java and Code Llama 2

If you are working with Java, Code Llama 2 can be a great addition to your toolkit. This AI coding assistant provides impressive capabilities in handling Java code, assisting with tasks such as code completion, error detection, and infilling. You’ll appreciate the clarity and accuracy it brings to your Java projects. For example, you can leverage Code Llama 2 in managing complex data structures, streamlining your code, and even learning new Java concepts.

Python and Code Llama 2

Python developers, rejoice! Code Llama 2 is here to enhance your coding experience. It has remarkable proficiency in Python language, making it a valuable resource for code completion, debugging, and suggestion of best practices. It also excels in handling complex Python libraries and dealing with large input contexts. With Code Llama 2 at your side, you can optimize your code, explore new approaches to problem-solving, and learn the language more effectively.

Bash and Code Llama 2

Bash scripting can be made more enjoyable and efficient with Code Llama 2. This intelligent assistant has a good grasp of Bash syntax and semantics, empowering you to create and maintain high-quality Bash scripts. You can rely on its abilities for code completion, error detection, and optimization of your scripts. Whether you need to automate tasks on your Linux system or develop complex Bash solutions, Code Llama 2 is here to help you achieve your goals.

The Impact of Large Language Models

How Large Language Models Work


Large language models like Code Llama 2 have significantly influenced the field of artificial intelligence. These models can generate code and understand natural language prompts more efficiently than their predecessors. With a massive number of parameters, they can outperform models like GPT-3 in most Natural Language Processing (NLP) benchmarks. As a result, you can expect a higher level of accuracy and assistance with coding, data analysis, and natural language understanding.

Open Source

Another critical aspect to consider is the open-source nature of these models. For example, Llama 2 is free for research and commercial use, fostering innovation and enabling widespread access to state-of-the-art AI technologies. By offering such powerful models openly, developers like you can build more advanced applications, engage in collaborative research, and have a wider pool of resources to learn from. This accessibility is crucial for the progression and more equitable distribution of technology in the AI industry.

Community and Code Llama 2

Community License

Code Llama 2 is an impressive advancement in the world of AI coding. To encourage its widespread use and adoption, it has been made available under a community license. This means that you can use Code Llama 2 for both personal and commercial purposes without any restrictions. By opting for a permissive community license, its developers aim to foster innovation and collaboration in the AI community.

Github Repository

Besides the community license, Code Llama 2’s Github repository is another essential aspect of its open-source nature. Here, you can access various resources related to the project, such as model cards, license information, and more.

The repository is a valuable knowledge base for developers, researchers, and enthusiasts looking to integrate Code Llama 2 into their projects or explore its capabilities. By making the project accessible via Github, the developers have ensured ease of collaboration and continuous improvement for Code Llama 2.

Code Llama 2 in the Industry

Commercial Uses

Code Llama 2, an enhanced version of the open-access Llama 2, is a valuable asset in the industry due to its specialization in code tasks. Companies can utilize it for a wide range of purposes, as it comes with the same permissive community license as Llama 2, allowing for commercial use. It offers various capabilities, such as generating code, providing insights about code in natural language, and assisting developers in multiple programming languages.

Performance Evaluations

To ensure its effectiveness, Code Llama 2 has undergone several performance evaluations. It’s built upon the foundation of Llama 2, which itself boasts an impressive training set of 2 trillion tokens. Code Llama 2 further augments its coding proficiencies by extending its training in distinct coding datasets (Llama Code). As a result, you can trust it to be a state-of-the-art language model that delivers reliable performance in various coding scenarios.

Responsible Use of Code Llama 2

Security Considerations

When using Code Llama 2, it’s crucial to keep security in mind. First, understand that the code generated by the model can contain potential vulnerabilities. To protect your applications, always review and sanitize the generated code before deploying it in a production environment.

Furthermore, be vigilant while sharing information with the model, as sensitive data could be inadvertently incorporated into the generated output. Regularly update your security protocols and practices to ensure you’re making the most responsible use of Code Llama 2.

Risk Management

Effective risk management is crucial to the responsible use of Code Llama 2. Begin by assessing the potential risks associated with the generated code and weigh them against the benefits you expect to gain. It’s essential to have a plan in place to handle unexpected issues or security vulnerabilities discovered in the generated code.

  • Monitor and review: Regularly monitor the code generated by Code Llama 2, review it for any potential issues, and address them in a timely manner.
  • Educate your team: Ensure that your team members are well-versed in the responsible use of AI-powered large language models like Code Llama 2.
  • Establish guidelines and policies: Develop clear guidelines and policies for using Code Llama 2 within your organization, including best practices for code review and security considerations.
  • Make informed decisions: Stay up-to-date with the latest advancements, research, and updates related to Code Llama 2, and make informed decisions about its use in your projects.

By following these best practices, you can better manage the risks associated with using Code Llama 2, and make the most of its potential in a responsible manner.

Frequently Asked Questions

What are the main features of Code Llama 2?

Code Llama 2 is a specialized version of Llama 2, focused on code-related tasks. It has been designed to integrate easily with the Hugging Face ecosystem and benefits from the same permissive community license as Llama 2, making it available for commercial use. It’s capable of understanding and generating code across numerous languages and domains.

How does Code Llama 2 compare to other AI models?

Compared to other AI models, Code Llama 2 provides more advanced capabilities for handling code-related tasks, thanks to its specific training on code datasets. While direct comparisons between AI models may depend on the specific use case, Code Llama 2’s focus on code positions it as a state-of-the-art tool for developers and programming enthusiasts1.

Where can I find examples and tutorials for Code Llama 2?

Since Code Llama 2 is integrated with the Hugging Face ecosystem, you can find examples and tutorials related to Llama 2, which can be adapted for Code Llama, on the Hugging Face website and their GitHub page. You can also find information on getting started with Llama 2 at websites like Analytics Vidhya or

How can I contribute to the Code Llama 2 GitHub repository?

To contribute to the Code Llama 2 GitHub repository, visit the official Llama 2 GitHub page and follow the project’s guidelines. By participating in the project through issues, pull requests, and discussions, you can share your knowledge and contribute to the ongoing development and improvement of the model.

What are the Python libraries required for using Code Llama 2?

To use Code Llama 2 in Python, you’ll need the Hugging Face library, which can be installed with pip install transformers. This library offers extensive support for Llama 2 models, allowing you to load and run inferences using Code Llama 23.

Is there a playground or interactive environment for Code Llama 2?

As Code Llama 2 is integrated with the Hugging Face ecosystem, you can expect to find an interactive environment for Code Llama 2 on their platform. Usually, Hugging Face provides playgrounds for popular models, where you can test their capabilities directly from your browser. Additionally, you may find interactive notebooks and examples on the Hugging Face GitHub page.

Thanks for reading the article, go ahead and play with the Code Llama 2 interpreter at the beginning of this article! πŸ§‘β€πŸ’»

Prompt Engineering with Llama 2

πŸ’‘ TheΒ Llama 2 Prompt Engineering course helps you stay on the right side of change.Β Our course is meticulously designed to provide you with hands-on experience through genuine projects.

You’ll delve into practical applications such as book PDF querying, payroll auditing, and hotel review analytics. These aren’t just theoretical exercises; they’re real-world challenges that businesses face daily.

By studying these projects, you’ll gain a deeper comprehension of how to harness the power of Llama 2 using 🐍 Python, πŸ”—πŸ¦œ Langchain, 🌲 Pinecone, and a whole stack of highly βš’οΈπŸ› οΈ practical tools of exponential coders in a post-ChatGPT world.