Merge pull request #952 from roonjoot/4.6

sptdate business days duration

src/pyasm/common/spt_date.py

@@ -17,7 +17,7 @@
 from datetime import datetime, timedelta
 from dateutil import parser
 from dateutil.tz import *
-
+from dateutil.rrule import DAILY, rrule, MO, TU, WE, TH, FR
 
 TZLOCAL = tzlocal()
 TZUTC = tzutc()
@@ -151,6 +151,23 @@ def subtract_business_days(cls, from_date, sub_days, holidays=[]):
     subtract_business_days = classmethod(subtract_business_days)
 
 
+    def get_business_days_duration(cls, start_date, end_date):
+
+        days = rrule(DAILY, dtstart=start_date + timedelta(days=1), until=end_date - timedelta(days=1), byweekday=(MO,TU,WE,TH,FR))
+
+        if days.count():
+            first_day_minute = float(start_date.minute / 60)
+            end_day_minute = float(end_date.minute / 60)
+
+            first_day = float((23 - (start_date.hour + first_day_minute)) / 23.0)
+            last_day = float((end_date.hour + end_day_minute) / 23.0)
+
+            return days.count() + first_day + last_day
+        else:
+            return (end_date - start_date).total_seconds() / (60 * 60 * 24) 
+
+    get_business_days_duration = classmethod(get_business_days_duration)
+
 
     def convert_to_local(cls, date):
         '''convert a time to local time with timezone'''
@@ -393,9 +410,12 @@ def get_time_ago(cls, date, convert=False, start=None):
 if __name__ == '__main__':
 
 
-    date = SPTDate.now() - timedelta(minutes=500.23)
+    date1 = SPTDate.now()
+    date2 = SPTDate.now()
+
+    #print("Date 1 :" , date1 , " Date 2: ", date2)
 
-    print SPTDate.get_time_ago(date)
+    #print(SPTDate.get_business_days_duration(date1, date2))