So you speak for the author, or what? Tooling is and always has been dire for Python developers, and the productivity that comes from good tooling is absolutely a valid reason for considering a different ecosystem.
I think his point was that if you're looking for great tooling, you're not going to find it with Swift/Xcode. Right now it doesn't support automatic refactoring, has limited support for inspecting variables while debugging, and suffers from frequent partial crashes and other bugs.
If you want to find great tooling, look at Java or C#, which are both excellent languages for servers.
If you want to find great tooling, look at Java or C#, which are both excellent languages for servers.