what has python added to programming languages? (lets be esoteric, shall we ; )

[Carl Banks]

Wildemar Wildenburger wrote:
> Are there any concepts that python has not borrowed, concepts that were
> not even inspired by other languages? I'm just interested if it is
> "merely" a best-of collection of language features or if there are
> actually inventions that have not - or hardly - existed in programming
> before python?

Nesting by indentation


Carl Banks