Robyn is a Python web framework designed for speed and simplicity, leveraging Rust's performance under the hood. It aims to provide an asynchronous, scalable solution for building web applications and APIs with a minimal learning curve. Features include automatic code reloading, type hints, and a built-in router. Robyn promotes a straightforward approach to web development, allowing developers to focus on application logic rather than complex configurations. It draws inspiration from other frameworks like Node.js's Express and aims to offer a competitive alternative in the Python ecosystem.
After a year of using the uv HTTP server for production, the author found it performant and easy to integrate with existing C code, praising its small binary size, minimal dependencies, and speed. However, the project is relatively immature, leading to occasional bugs and missing features compared to more established servers like Nginx or Caddy. While documentation has improved, it still lacks depth. The author concludes that uv is a solid choice for projects prioritizing performance and tight C integration, especially when resources are constrained. However, those needing a feature-rich and stable solution might be better served by a more mature alternative. Ultimately, the decision to migrate depends on individual project needs and risk tolerance.
Hacker News users generally reacted positively to the author's experience with the uv terminal multiplexer. Several commenters echoed the author's praise for uv's speed and responsiveness, particularly compared to alternatives like tmux. Some highlighted specific features they appreciated, such as the intuitive copy-paste functionality and the project's active development. A few users mentioned minor issues or missing features, like lack of support for nested sessions or certain keybindings, but these were generally framed as minor inconveniences rather than major drawbacks. Overall, the sentiment leaned towards recommending uv as a strong contender in the terminal multiplexer space, especially for those prioritizing performance.
Summary of Comments ( 48 )
https://news.ycombinator.com/item?id=43228333
Hacker News users discussed Robyn's performance, ease of use, and niche appeal. Some praised its speed, asynchronous nature, and the novelty of a Python framework leveraging Rust. Others questioned the practical benefits over existing frameworks like Flask or FastAPI, especially for simpler projects. Several commenters expressed interest in learning more about the Rust integration and its impact on performance. The "Batman-inspired" branding was met with mixed reactions, some finding it playful while others deemed it unprofessional. Overall, the discussion revolved around Robyn's potential and whether it offers a compelling advantage over established alternatives. A few users highlighted potential deployment challenges due to the Rust component.
The Hacker News post titled "Show HN: Robyn – “Batman Inspired” Python Web Framework Built with Rust" generated a moderate amount of discussion, primarily focusing on Robyn's performance claims, its niche compared to existing frameworks, and the unusual "Batman-inspired" branding.
Several commenters questioned the benchmark presented in the Robyn documentation, which showed significantly faster performance than other Python frameworks. They pointed out potential flaws in the methodology, such as the lack of details about the test environment and the possibility of optimization specifically for the benchmark scenario. Some suggested more rigorous benchmarking practices, including the use of established tools like TechEmpower Web Framework Benchmarks, to provide a more realistic comparison. There was a general sense of skepticism towards performance claims without robust supporting evidence.
Another recurring theme was the positioning of Robyn within the existing Python web framework ecosystem. Commenters questioned what specific problems Robyn solves that aren't already addressed by popular frameworks like Flask, Django, FastAPI, or others built with similar hybrid Python/Rust architectures such as Japronto. The consensus seemed to be that while performance is important, Robyn needs to demonstrate a clear advantage beyond raw speed to justify its adoption, particularly given the learning curve associated with a new framework.
The "Batman-inspired" branding was met with mixed reactions. Some found it intriguing and playful, while others considered it unprofessional and potentially confusing. There was a discussion about whether this branding would help or hinder the project's adoption, with some arguing that it could alienate potential users looking for a serious and reliable framework.
A few commenters expressed interest in the project and inquired about specific features, such as database integration and asynchronous task handling. However, the overall sentiment was cautiously optimistic, with many waiting for more concrete evidence of Robyn's capabilities and a clearer articulation of its target audience and use cases.
Finally, a couple of commenters noted the relative lack of activity on the project's GitHub repository, expressing concerns about its long-term maintenance and support. They suggested that more community involvement and contributions would be crucial for the project's success.