python_类

  1 #!/usr/bin
      2 # Filename: inherit.py
      3 
      4 ####################################################################
      5 class SchoolMember:
      6         '''Represents any school member'''
      7         def __init__(self, name, age) :
      8                 self.name = name
      9                 self.age  = age
     10                 print 'Initialized School member: %s' % self.name
     11         def tell(self) :
     12                 '''Tell my details'''
     13                 print "Name: '%s' Age: '%s' " % (self.name,self.age)
     14 
     15 class Teacher(SchoolMember) :
     16         '''Represents a teacher'''
     17         def __init__(self, name, age, salary) :
     18                 SchoolMember.__init__(self, name, age)
     19                 self.salary = salary
     20                 print '(Initialized Teacher: "%s")' % self.name
     21         def tell(self) :
     22                 SchoolMember.tell(self)
     23                 print 'Salary: "%d"' % self.salary
     24 class Student(SchoolMember) :
     25         '''Represents a student'''
     26         def __init__(self, name, age, marks):
     27                 SchoolMember.__init__(self, name, age)
     28                 self.marks = marks
     29                 print '(Initialized Student: "%s")' % self.name
     30         def tell(self) :
     31                 SchoolMember.tell(self)
     32                 print 'Marks: "%d"' % self.marks
     33 ######################################################################
     34 
     35 t = Teacher('Mrs.Shrividya', 40, 30000)
     36 s = Student('Swaroop', 22, 75)
     37 
     38 print #print a blank line
     39 
     40 members = [t,s]
     41 
     42 for member in members :
     43         member.tell() #works for both Teachers and Students