Module range 

Plain and business-day range iteration helpers.

Constants

STANDARD_WEEKMASK

Standard Mon–Fri weekmask.

Functions

business_day_range

Inclusive business-day range. weekmask[i] is true if weekday i (Mon=0 … Sun=6) is a business day. holidays is a set of dates to exclude regardless of weekday.

business_days_between

Number of business days in [start, end] inclusive.

date_range

Inclusive calendar-day range with a fixed integer step (days).

next_business_day

Move to the next business day strictly after d.

previous_business_day

Move to the previous business day strictly before d.