Add missing inits

Author: bouwew

plugwise/helper.py

@@ -144,6 +144,8 @@ def schedules_temps(
 
     length = len(schedule_list)
     schedule_list = sorted(schedule_list)
+    before_first: bool = False
+    first_schedule_day: int = 0
     for i in range(length):
         j = (i + 1) % (length)
         now = dt.datetime.now().time()