How to use Python on Mac without cluttering your environment | Differences between venv, pyenv, and uv

When you start using Python on a Mac, you will encounter these terms quite early on. venv pyenv uv pip Homebrew .venv Python ...
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Amp your Python superpowers with ‘uv run’

The uv utility lets you run Python packages and libraries with one command and no setup. Here's the quick guide to running Python packages without installing them. Astral’s uv tool makes setting up ...

What to do if Claude's MCP shows 'Connection closed' — How to revert using --with "mcp<2" if the cause is mcp 2.0 (uvx/uv tool measurements)

This article is for those whose MCP servers configured in Claude Desktop or Claude Code stopped connecting one day after the end of July 2026. It targets Python-based servers launched with "command": ...