Python’s datetime library, part of its standard library ... don’t use POSIX timestamps to store or serialize them. Use the ISO 8601 string format, described in the next section.

Python’s new template strings, or t-strings, give you a much more powerful way to format data than the old-fashioned f-strings. The familiar formatted string, or f-string, feature in Python ...

We’ll convert the string to a date format that Python can process and then use this to derive the age of the links later on. # first_seen target_ahrefs_clean_dtypes['first_seen'] = pd.to ...