class course(object):
    def __init__(self,name,fees):
        self.cname=name
        self.cfees=fees
    def coursedetail(self):
        print("course name: ",self.cname)
        print("course fee: ",self.cfees)

class student(course):
    def __init__(self,sname,cname,cfees):
        course.__init__(self,cname,cfees)
        self.name=sname
    def studetail(self):
        print("student name: ",self.name)

ss=student("amit","java",3000)
ss.studetail()
ss.coursedetail()