task2_oop.py - master - sveta_dumina/task_oop

task2_oop.py
65 строк2 KB
Svetlana
ДЗ
26 май 2026, 22:39
26 май 2026, 22:39d60f9c4
class Student:
    def __init__(self, name, surname, gender):
        self.name = name
        self.surname = surname
        self.gender = gender
        self.finished_courses = []
        self.courses_in_progress = []
        self.grades = {}

    
    def rate_lecture(self, lecturer, course, grade):
        
        if (isinstance(lecturer, Lecturer) and 
            course in self.courses_in_progress and 
            course in lecturer.courses_attached):
            
            
            if course in lecturer.grades:
                lecturer.grades[course].append(grade)
            else:
                
                lecturer.grades[course] = [grade]
            
        else:
        
            return 'Ошибка'


class Mentor:
    def __init__(self, name, surname):
        self.name = name
        self.surname = surname
        self.courses_attached = []


class Lecturer(Mentor):
    def __init__(self, name, surname):
        super().__init__(name, surname)
        self.grades = {}


class Reviewer(Mentor):
    def rate_hw(self, student, course, grade):
        if isinstance(student, Student) and course in self.courses_attached and course in student.courses_in_progress:
            if course in student.grades:
                student.grades[course].append(grade)
            else:
                student.grades[course] = [grade]



lecturer = Lecturer('Иван', 'Иванов')
reviewer = Reviewer('Пётр', 'Петров')
student = Student('Алёхина', 'Ольга', 'Ж')
 
student.courses_in_progress += ['Python', 'Java']
lecturer.courses_attached += ['Python', 'C++']
reviewer.courses_attached += ['Python', 'C++']
 
print(student.rate_lecture(lecturer, 'Python', 7))   # None
print(student.rate_lecture(lecturer, 'Java', 8))     # Ошибка
print(student.rate_lecture(lecturer, 'С++', 8))      # Ошибка
print(student.rate_lecture(reviewer, 'Python', 6))   # Ошибка
 
print(lecturer.grades)  # Ожидаем: {'Python': [7]}