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def __init__(self, radius):
self.radius = radius
def area(self):
return 3.14*self.radius*self.radius
def circumference(self
):
return 2*3.14*self.radius
c = circle(5)
print(c.area())
print(c.circumference())
q2
class employee:
def __init__(self,name,sal):
self.name = name
self.sal = sal
class manager(employee):
def __init__(self,name,sal):
super().__init__(name,sal)
def increase_sal(self):
self.sal = 2*self.sal
m = manager("kp",10000)
print(m.name,m.sal)
m.increase_sal()
print(m.name,m.sal)
q3
class bank_account:
def __init__(self, bal):
if(bal>=0):
self.bal = bal
print('your account is open now')
print('current bal ', self.bal)
else:
print("balance should be non negative")
print('you zero balance account is opened')
self.bal = 0
print('current bal ', self.bal)
def add(self,amt):
if(amt<0):
print("amount should be non negative")
else:
self.bal = self.bal + amt
print('current bal ', self.bal)
def withdraw(self, amt):
if(amt>self.bal):
print("not enough balance")
else:
self.bal = self.bal-amt
print('current bal ', self.bal)
b = bank_account(-5)
b.add(8)
b.withdraw(5)
|
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