String substitution in Python 3?

Question

I\'m trying to do something like this:

subs = \'world\'
\"Hello {[subs]}\"

in Python 3.

I can\'t quite figure out the syntax (having co

Answer 1

Like others pointed out already, there are two ways to do string formatting in Python at the moment.

Python 3.6 will introduce a third option. Details can be found here:

PEP 0498 -- Literal String Interpolation

>>> name = 'Fred' 
>>> f'He said his name is {name!r}.'  
"He said his name is 'Fred'."