Yes, annotations allows you to use the declared types as they are, no strings. | Hacker News

Hacker Newsnew | past | comments | ask | show | jobs | submit

		sgarland 4 months ago \| parent \| context \| favorite \| on: Python developers are embracing type hints Yes, annotations allows you to use the declared types as they are, no strings.

FreakLegion 4 months ago [–]

It turns them into thunks (formerly strings) automatically, an important detail if you're inspecting annotations at run time because the performance hit of resolving the actual type can be significant.

sgarland 4 months ago | [–]

TIL, thanks! It looks like 3.14 is also changing it so that all evaluations are lazy.

Guidelines | FAQ | Lists | API | Security | Legal | Apply to YC | Contact