class Student:
def __init__(self, name, age, uni):
self.name = name
self.age = age
self.uni = uni
class University:
def __init__(self, name, location):
self.name = name
self.location = location
university_1 = University("MGU", "Moscow")
student_1 = Student("Jack", 18, university_1)
print(student_1.uni.)