In this chapter, we will cover the following recipes:
- Time-zone-aware datetime—retrieving a reliable value for the current datetime
 - Parsing dates—how to parse dates according to the ISO 8601 format
 - Saving dates—how to store datetimes
 - From timestamp to datetime—converting to and from timestamps
 - Displaying dates in a user format—formatting dates according to our user language
 - Going to tomorrow—how to compute a datetime that refers to tomorrow
 - Going to next month—how to compute a datetime that refers to next month
 - Weekdays—how to build a date that refers to the nth Monday/Friday of the month
 - Workdays—how to get workdays in a time range
 - Combining dates and times—making a datetime out of a date and time