How to Use PolyCoder: Your Guide to Large Code Models

Mar 6, 2021 | Data Science

Ever wished you could tap into the power of AI to help you with your coding tasks? Enter PolyCoder, a large neural language model trained to generate code and improve programming efficiency. Whether you’re a seasoned developer or just starting out, using PolyCoder can be a game-changer. In this guide, we will walk you through the steps to set it up, use different models, and troubleshoot any issues you might face.

Table of Contents

Getting Started

Before you can harness the capabilities of PolyCoder, you need to set up the environment. Here’s how to do it:

pip install transformers==4.23.0

Ensure you have the latest version of transformers installed for smooth sailing while using PolyCoder. If you face any issues with installation, simply check if you have the correct version of Python and other dependencies.

Models (incl. PolyCoder)

PolyCoder comes with various models based on the number of parameters:

  • NinedayWangPolyCoder-160M
  • NinedayWangPolyCoder-0.4B
  • NinedayWangPolyCoder-2.7B

To use a model, you can load it using the following code:

python
import transformers
from transformers import AutoTokenizer, AutoModelForCausalLM

tokenizer = AutoTokenizer.from_pretrained("NinedayWangPolyCoder-2.7B")
model = AutoModelForCausalLM.from_pretrained("NinedayWangPolyCoder-2.7B")

Think of loading these models like accessing different movie channels on your TV. Each channel provides unique content—similarly, each model is designed to handle different coding tasks and complexities.

Datasets

The models are trained on a 249GB multi-lingual corpus that covers various programming languages. This diverse dataset is crucial for enhancing the model’s performance across different coding tasks. For those interested in the dirty work behind the scenes, the dataset was carefully curated, filtering out irrelevant files to focus on quality code.

Evaluation

Evaluating the performance of PolyCoder can be done by utilizing specific tasks such as code generation and perplexity computation. You can access these metrics by running predefined scripts available in the toolkit.

To download test sets, you can execute:

wget https://zenodo.org/record/6363556/files/unseen_test_sets.tar.gz

Troubleshooting

Even the best tools run into issues occasionally. Here are some common problems and solutions:

  • Version Mismatches: Ensure all packages are updated to their latest versions. You can verify your transformers version with transformers.__version__.
  • GPU Memory Issues: Make sure you have sufficient GPU memory as the models require up to 6GB. Running on CPU is not recommended.
  • Model Performance: If the model is not behaving as expected, consider adjusting the temperature setting in your generation script. A lower temperature yields more consistent results.

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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