datetime_as_string(arr[, unit, timezone, …])

Convert an array of datetimes into an array of strings.

datetime_data(dtype, /)

Get information about the step size of a date or time type.

busdaycalendar([weekmask, holidays])

A business day calendar object that efficiently stores information defining valid days for the busday family of functions.

is_busday(dates[, weekmask, holidays, …])

Calculates which of the given dates are valid days, and which are not.

busday_offset(dates, offsets[, roll, …])

First adjusts the date to fall on a valid day according to the roll rule, then applies offsets to the given dates counted in valid days.

busday_count(begindates, enddates[, …])

Counts the number of valid days between begindates and enddates, not including the day of enddates.