Many programs have a need to iterate over a large list of generated data. ... Those are f strings, introduced in Python 3.6. Report comment. Reply. DimkaS says: September 20, 2018 at 12:26 am ...

If you iterate through the template directly (for item in template:) you would get each element in the template in turn: the string "Hello, ", the Interpolation object shown above, and the string "".

For loops are a bit of a nuisance in Python. My other, and bigger problems with Python is the horrible significance of using indentation to create loops, and that variables get added mysteriously ...