Learn how to use different methods and tools to determine the length of a string in Python, such as the len() function, the sys.getsizeof() function, and the re.findall() function.

In Python, you can determine the length of a string using the built-in len () function. The len () function returns the number of characters in a string, including spaces and special characters.

Python 3.14 has a new feature called the template string, or t-string, type. A t-string superficially resembles an f-string, but it’s designed to do something very different.