Fix README "Rename dict keys" example

Deepwalker / trafaret

Ultimate transformation library that supports validation, contexts and aiohttp.

http://trafaret.readthedocs.org/en/latest/

BSD 2-Clause "Simplified" License

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Fix README "Rename dict keys" example #45

Closed DaniilDaedalus closed 6 years ago

DaniilDaedalus commented 6 years ago

Add missing curly bracket at validator construction
Add round brackets to improve readability of t.Dict's key

Deepwalker commented 6 years ago

Do we need extra braces?

DaniilDaedalus commented 6 years ago

i'm convinced that yes. It's not really common to override bitwise shift to be able to pass functions to something so it's a little confusing, especially within dictionary key definition. And a little of explicitness is never a bad thing.