28 lines
888 B
Python
28 lines
888 B
Python
from courses.Attachment import Attachment
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class Course:
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def __init__(self, course_id, title, attachments=None):
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self.id = course_id
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self.title = title
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self.attachments = attachments if attachments else []
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def add_attachment(self, attachment):
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self.attachments.append(attachment)
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def __repr__(self):
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return f"Course(id={self.id}, title={self.title}, attachments={self.attachments})"
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# 使用示例
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# 创建附件实例
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attachment1 = Attachment(attachment_id=1, course_id=101, name='Lesson 1', url='http://example.com/lesson1.mp3')
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attachment2 = Attachment(attachment_id=2, course_id=101, name='Lesson 2', url='http://example.com/lesson2.mp3')
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# 创建课程实例，并添加附件
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course = Course(course_id=101, title='Introduction to Python')
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course.add_attachment(attachment1)
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course.add_attachment(attachment2)
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print(course)
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