pyenv/pyenv
Pyenv
该项目是一个命令行工具，旨在在单台开发机器上管理多个隔离的语言运行时版本。它使用户能够安装、切换和维护不同的运行时版本，确保满足项目特定的需求，而不会与系统级软件发生冲突。
该工具通过基于 shim 的执行环境脱颖而出，它会拦截系统调用并根据当前目录动态地将其路由到正确的运行时版本。通过遍历文件系统层次结构来定位配置文件，它会自动为每个项目应用适当的环境。它还支持基于源码的编译，允许用户直接在宿主操作系统上构建运行时，以确保兼容性并满足特定的性能需求。
除了核心版本管理外，该项目还提供了一个模块化插件架构，支持自定义命令编写和社区维护的扩展。该框架促进了广泛的任务，包括构建过程配置、依赖项迁移以及与虚拟环境工具的集成。它还包含内置的诊断实用程序，以协助排查常见的安装问题，例如依赖项管理和库配置冲突。
该软件专为类 UNIX 系统设计，通过初始化 shell 环境以优先处理受管理的 shim 目录来进行配置。
Features
- Version Managers - Manages project-specific runtime versions by automatically detecting configuration files in the current directory.
- 构建与部署 - Manages multiple Python versions.
- Environment and Package Management - Manages multiple Python versions on a single system.
- Command Line Utilities - Version management for Python installations.
- Virtual Environments - Manages multiple Python versions on a single system.
- Developer Productivity Tools - Simple version management for Python.
- Build Systems - Supports building language runtimes directly from source to ensure compatibility with specific host operating systems.
- Virtual Environment Managers - Manages virtual environments for different runtime versions to isolate project dependencies.
- Compiler Infrastructure - Enables building language runtimes from source to ensure compatibility with specific host operating systems.
- CLI Command Extensions - Allows users to create custom CLI commands by placing executable scripts in plugin directories.
- Plugin Architectures - Supports custom command authoring and community-maintained extensions to integrate additional development tooling.
- Shells & Scripting - Executes commands using the currently active runtime version to ensure correct environment context.
- Runtime Environments - The version manager removes specific installed runtime versions from the environment to free up disk space or clean up unused software versions.
