Since strings behave in a similar fashion to lists, the programmer can use indices to replace the contents of a string. There are two methods to accomplish this.

from string.templatelib import Template, Interpolation string.templatelib is a new module in the standard library for Python 3.14 that holds the types we need: Template for the type hint to the ...

We’ve long used f-strings in Python to conveniently format variables in a string. Python 3.14 introduces an even more advanced feature in this vein, template strings as defined in PEP 750. A ...

However, those methods can cause problems if you read from a particularly large file. Python happily will read as much as it can into a huge string, potentially using all (or most) of the memory on ...