classt.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.Schriva",40,30000)
s = Student("tom",22,78)
print
members = [t,s]
for m in members:
    m.tell()