TNLearn: An Open Source Python Package for Task-based Neurons Researchers released TNLearn, an open-source Python package that automates the construction of task-based neurons and networks and supports training of task-based networks, according to the arXiv paper 2609.27564v1. TNLearn is open-sourced at https://github.com/NewT123-WM/tnlearn and has become a PyTorch ecosystem project, with documentation covering technical exposition, API reference, and representative examples available online. The package is intended to make task-based neurons usable in scientific research and industrial applications. arXiv:2609.27564v1 Announce Type: new Abstract: The brain does not rely on a single type of neuron to perform all kinds of tasks; instead, it designs different neurons for different tasks. The concept of task-based neurons represents a paradigm shift compared to task-based architectures. It argues that solving a specific problem requires customized neurons, as task-based neurons capture useful prior knowledge from task-related data. To facilitate the use of task-based neurons in scientific research and industrial applications, we introduce TNLearn, an open-source Python package that provides automated construction of task-based neurons and networks, enabling smooth training of task-based networks. Comprehensive documentation, including technical exposition, API reference, and representative examples, is available online. TNLearn is open-sourced at https://github.com/NewT123-WM/tnlearn and has become a PyTorch ecosystem project.