To convert a string to an integer in Python, use the built-in `int()` function. This function takes a string as an argument and returns its integer representation. For example, ...

Python 3.9, released today, ... This means you can for instance describe a list as list[int] — a list of integers — without needing the typing library to do it.

We use the int keyword to represent integer data. age = 25. year = 2025. Float . These are numbers with a decimal point. We represent them with the float keyword. price = 19.99. temperature = -3.5 ...