202041413221 叶磊
student
class Student:
def __init__(self,name,score):
self.name = name
self.score = score
def __str__(self):
return f"Student(name={self.name}, score={self.score})"
student_manager
from student import Student
class StudentManager:
def __init__(self):
self.students = []
def add(self, student):
"""
添加学员
:param student:
:return:
"""
self.students.append(student)
def remove(self, name: str):
"""
删除学员
:param name:
:return:
"""
for student in self.students:
if student.name == name:
self.students.remove(student)
break
def show_students(self):
"""
显式所有的学员信息
:return:
"""
for student in self.students:
print(student)
def average_score(self):
"""
计算学员的平均成绩
:return:
"""
total_score = 0
for student in self.students:
total_score += student.score
if len(self.students) > 0:
average_score = total_score / len(self.students)
return average_score
else:
return 0
test_student_manager
import pytest
from student import Student
from student_manager import StudentManager
@pytest.fixture
def student_manager():
return StudentManager()
def test_add_student(student_manager):
student = Student("Alice", 90)
student_manager.add(student)
assert len(student_manager.students) == 1
def test_show(student_manager):
student_manager.show_students()
def test_remove_student(student_manager):
student = Student("Bob", 85)
student_manager.add(student)
student_manager.remove("Bob")
assert len(student_manager.students) == 0
def test_average_score(student_manager):
student1 = Student("Charlie", 70)
student2 = Student("David", 80)
student_manager.add(student1)
student_manager.add(student2)
assert student_manager.average_score() == 75
