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Aug. 30, 2016
4:32 p.m.
Please just call it f-string and move on, we've had the naming debate previously, it's no longer productive. Regarding eventually supporting f'{'x'}', that will have to be a new PEP to extend PEP 498. (I previously thought it would be an incompatibility, but since f'{' is currently invalid, it's not. However it's a huge change conceptually and implementation-wise, and I don't blame Eric if he doesn't want to be responsible for it. So it has to be a new PEP, to be introduced in 3.7 at the earliest. -- --Guido van Rossum (python.org/~guido)