task2.py - master - ksm44/hw_python

task2.py
65 строк2 KB
Sergey Vershinin
Add files with solving of home works
17 май 2026, 23:28
17 май 2026, 23:28b84738e
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 lecturer.courses_attached and (course in self.courses_in_progress or course in self.finished_courses) and grade in range(1,11):
            if course in lecturer.grades:
                lecturer.grades[course] += [grade]
            else:
                lecturer.grades[course] = [grade]
            return None
        else:
            return 'Ошибка'

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


#лекторы
#должны получать оценки за лекции от студентов
class Lecturer(Mentor):
    def __init__(self, name, surname):
        super().__init__(name, surname)
        self.grades = {}
        self.courses_attached = []


#эксперты, проверяющие домашние задания
#возможность выставлять студентам оценки за домашние задания ТОЛЬКО у них
class Reviewer(Mentor):
    def __init__(self, name, surname):
        super().__init__(name, surname)

    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] += [grade]
            else:
                student.grades[course] = [grade]
        else:
            return 'Ошибка'


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)  # {'Python': [7]}