I used to use single quotes for dictionary keys and other constants, and double quotes for strings intended to be read by human. I read some article about it a

I used to use single quotes for dictionary keys and other constants, and double quotes for strings intended to be read by human. I read some article about it a considered it a good convention. Now I see it actually isn't a convention. :-) I switched to black just yesterday and overall I like it, still I miss a bit this distinction between single and double quotes.