Type annotations were introduced in 2008 and even type hints over decade ago in Sept 2015.
But there has been continual improvement over that time, both in the ecosystem, and in the language (like a syntax for generics).
And yet you still cannot write even moderately complex type expressions without severe pain.
But there has been continual improvement over that time, both in the ecosystem, and in the language (like a syntax for generics).
And yet you still cannot write even moderately complex type expressions without severe pain.