Compute working days

[MRAB]

On 2021-08-18 20:57, Bruno Lirio wrote:
> Em sábado, 14 de março de 2009 às 13:59:41 UTC-3, Casey escreveu:
>> How about:
>> from datetime import date, timedelta
>> # Define the weekday mnemonics to match the date.weekday function
>> (MON, TUE, WED, THU, FRI, SAT, SUN) = range(7)
>> def workdays(start_date, end_date, whichdays=(MON,TUE,WED,THU,FRI)):
>> '''
>> Calculate the number of working days between two dates inclusive
>> (start_date <= end_date).
>> The actual working days can be set with the optional whichdays
>> parameter
>> (default is MON-FRI)
>> '''
>> delta_days = (end_date - start_date).days + 1
>> full_weeks, extra_days = divmod(delta_days, 7)
>> # num_workdays = how many days/week you work * total # of weeks
>> num_workdays = (full_weeks + 1) * len(whichdays)
>> # subtract out any working days that fall in the 'shortened week'
>> for d in range(1, 8 - extra_days):
>> if (end_date + timedelta(d)).weekday() in whichdays:
>> num_workdays -= 1
>> return num_workdays
> Could it include the holidays in Brazil?
> 
Yes. The algorithms calculates the number of working days, assuming no 
holidays, so you'd then subtract any working days between the start and 
end dates that are actually holidays.