Create __repr__add__sub__del__.py

Author: keshavsingh4522

OOPS/__repr__add__sub__del__.py

@@ -0,0 +1,30 @@
+class Complex:
+        def __init__(self,r,i):
+                self.real=r
+                self.imag=i
+        def __repr__(self):
+                return "{} i{}".format(self.real,self.imag)
+        def __add__(self,c):
+                return Complex(self.real+c.real,self.imag+c.imag)
+        def __del__(self):
+                print('Destructor')
+c1=Complex(10,20)
+c2=Complex(20,30)
+c3=c1+c2
+print('c1 : ',c1,'\nc2 : ',c2,'\nc3(c1+c2) : ',c3)
+c3+=c1
+print('c3(c3+=1) : ',c3)
+del c1
+del c2
+del c3
+'''
+output:
+c1 :  10 i20 
+c2 :  20 i30 
+c3(c1+c2) :  30 i50
+Destructor
+c3(c3+=1) :  40 i70
+Destructor
+Destructor
+Destructor
+'''