from Main.models import BTZ, TYPE_CHOICES
@render_to('studentside/student_btz.html')
def student_btz(request):
    semester = Settings.objects.all()[0].current_semester
    stream = request.session["current_stream"]
    btzs = BTZ.objects.filter(specialty=stream.direction.specialty, course=stream.course, study_language=stream.study_language,semester=semester).order_by('type', 'subject', 'department')
    d = dict(TYPE_CHOICES)
    for btz in btzs:
        btz.type = d[btz.type]
    return {"btzs": btzs}