If you work with text data in Python, you may need to know how to measure the length of a string ... the number of bytes in a string, but the number of Unicode code points, which may differ ...

Given a string S, print it after changing the middle element to * (if the length of the string is even, change the 2 middle elements to *).

The familiar formatted string, or f-string, feature in Python provides a convenient way to print variables as part ... Note that we have an import line in this code: However, we don’t need ...