Identifying standard library APIs removed in Python 3.15 from your code using AST—502 public name differences and a comparison with ruff, pyupgrade, and ver…

Python 3.15.0 was released on October 9, 2026. The "Removed" section of the official "What's New in Python 3.15" document ...

Even if you forbid .env, Python can still read it

API keys. Suppose you wrote this one line in your Claude Code configuration file.{ "permissions": { "deny": ...