def match_score(a: Student, b: Student):
name_score = ((name_hash(a.name) + name_hash(b.name)) % 117) / 117
shared_classes = 0
for semester in [1, 2]:
schedule_a = a.semester_schedule(semester)
schedule_b = b.semester_schedule(semester)
if schedule_a is None or schedule_b is None:
break
for block in BLOCKS:
if schedule_a[block] == schedule_b[block]:
shared_classes += 1
# max theoretical shared classes: BLOCKS*2
# use a sqrt curve
classes_score = -4 / (0.8 * shared_classes * shared_classes + 4) + 1
# same grade?
grade_score = (3 - abs(a.graduating_year() - b.graduating_year())) / 3
print(f"match score query between {a.handle} and {b.handle}: name_score={name_score:.3f} classes_score={classes_score:.3f} grade_score={grade_score:.3f}")
return name_score * 0.4 + classes_score * 0.4 + grade_score * 0.2
def test_grade_normal_2():
student = Student('divanovich2023', 'Daniel')
assert student.graduating_year() == 2023
def test_grade_duplicate():
student = Student('echen20212', 'Echen')
assert student.graduating_year() == 2021
def test_grade_normal():
student = Student('hpeng2021', 'Michael')
assert student.graduating_year() == 2021
