what library is datetime in code example

Example 1: datetime python

from datetime import datetime as d
date = d.now()
print(date.strftime("%Y-%m-%d %H:%M:%S"))

Example 2: python date and time

from datetime import datetime
now = datetime.now()
print (now.strftime("%Y-%m-%d %H:%M:%S"))


Output: 2020-06-19 10:34:45