inherit.py

《简明 Python 教程》为 "A Byte of Python" 的唯一指定简体中文译本

#!/usr/bin/env python
# Filename: inherit.py

class SchoolMember:
	'''Represents any school member.'''
	def __init__(self,name,age):
		self.name=name
		self.age=age
		print '(Initialized SchoolMember: %s)' %self.name
	
	def tell(self):
		'''Tell my details.'''
		print 'Name:"%s" Age:"%s"' %(self.name,self.age),

class Teacher(SchoolMember):
	'''Represents a teacher.'''
	def __init__(self,name,age,salary):
		SchoolMember.__init__(self,name,age)
		self.salary=salary
		print '(Initialized Teacher: %s)' %self.name
	
	def tell(self):
		SchoolMember.tell(self)
		print 'Salary: "%d"' %self.salary

class Student(SchoolMember):
	'''Represents a student.'''
	def __init__(self,name,age,marks):
		SchoolMember.__init__(self,name,age)
		self.marks=marks
		print '(Initialized Student: %s)' %self.name
	
	def tell(self):
		SchoolMember.tell(self)
		print 'Marks: "%d"' %self.marks

t=Teacher('Mrs. Shrividya',40,30000)
s=Student('Swaroop',22,75)

print # prints a blank line

members=[t,s]
for member in members:
	member.tell() # works for both Teachers and Students