33
33
from schooltool.app.interfaces import IApplicationPreferences
34
34
from schooltool.common import DateRange
35
35
from schooltool.course.section import InstructorsCrowd, LearnersCrowd
36
37
from schooltool.course.interfaces import ISection
37
38
from schooltool.schoolyear.subscriber import ObjectEventAdapterSubscriber
38
39
from schooltool.schoolyear.interfaces import ISchoolYear