Just for the record - this is package local - it's fine within the package it is defined in, but no other package will use the implementation, they will all use

Just for the record - this is package local - it's fine within the package it is defined in, but no other package will use the implementation, they will all use the standard library. Others have linked to the much more "fun" https://github.com/bouk/monkey https://github.com/bouk/monkey which is an actual monkey patch, in that it changes the code that is called from anywhere in the runtime