三天前,Python 软件基金会(PSF)正式发布了 Python 3.14.0。这是一次里程碑式的更新,带来了多个开发者期待已久的新特性,包括自由线程(支持、子解释器(Subinterpreters)引入、结构化模式匹配增强,以及对异步编程机制的深度优化等。 从功能上看,3.14 的变化 ...
Python 3.14 引入的改进大多数都很细微,但这些小变化会让代码写起来更流畅,运行也更稳定。本文整理了 10 个实用的特性改进,每个都配了代码示例。 配置字典里的可选字段以前处理起来比较麻烦,现在有了明确的标注方式。 from typing import TypedDict, NotRequired ...
Modern Python developers use virtual environments (venvs), to keep their projects and dependencies separate. Managing project dependencies gets more complex as the number of dependencies grows.
Official support for free-threaded Python, and free-threaded improvements Python’s free-threaded build promises true parallelism for threads in Python programs by removing the Global Interpreter Lock ...