Lazy monkey patching with wrapt (opens in new tab)

This post is for the people who write APM agents, tracers, profilers, debuggers, and anything else that instruments Python code without asking the user to change it. Everyone else is welcome along. The reason I want to call out the audience up front is that wrapt was created for this kind of work, and the original purpose is sometimes obscured by how widely the project has been adopted for its decorator API. The decorator side of wrapt (which the recent posts on and have covered) grew out of ...