C扩展的隐藏性能开销 原文: PyCoder’s Weekly - Issue #471 210505 Zoom.Quiet(大妈) 用时 42 分钟 完成快译 210505 Zoom.Quiet(大妈) 用时 37 分钟 完成格式转抄. Python C扩展的隐藏性能开销 ITAMAR TURNER-TRAURING It’s no secret that Python is slower than compiled languages like C, C++, and Rust. If you need a performance boost, you can write compiled Python C extensions. But there are some hidden performance costs that you should be aware of if you decide to do this. This article explains two ways that Python C extensions can actually be slower than pure Python and discusses some solutions and work around for them. (是也乎: 是的, Py 内建模块是宝藏, 很少有人都用过的… ) 如何用 ipywidgets 令 Jupyter Notebook 能交互式 MATT WRIGHT Jupyter Notebooks are great for exploratory data analysis. They’re also a good way to share results and analysis with other people, who can alter the notebook to further explore the data themselves. But there are some limitations to notebook interactivity. That’s where ipywidgets comes in! In this tutorial you’ll learn how to create widgets like check boxes, drop-down menus, sliders, and how to handle events like button clicks. Rapidly Identify Bottlenecks in Your Python Applications with Datadog APM. DATADOG sponsor Datadog’s Continuous Profiler allows you to find the most resource-consuming parts in your production code all the time, at any scale, with minimal overhead. Debug and optimize your code, enhancing application performance before your customers notice. Try Datadog APM today → 用 Arcade 在 Python 中构建平面游戏 REAL PYTHON Building games can be a fun way to learn new Python concepts and practice techniques you’ve already learned. Plus, they make for great projects to share! This step-by-step tutorial shows you how to build a platform game using the arcade library. You’ll learn techniques for designing levels, sourcing assets, and implementing advanced features. (是也乎: 卷轴游戏, 现在有完备的开发/设计/调试环境了… ) Python 3.10.0b1 现在可用 CPYTHON DEV BLOG Python 3.8.10 and 3.9.5 have also been released. Microsoft 成为 PSF 第三个 远见赞助商 MICROSOFT.COM EuroPython 2021: 呼吁赞助商 EUROPYTHON.EU Django Security 发行版发布: 3.2.1, 3.1.9, and 2.2.21 DJANGO SOFTWARE FOUNDATION 探讨/吐糟 Discussions
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