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  1. class CalMultiply():
  2.     def multiply(self):
  3.         return self.v1*self.v2
  4. class CalDivide():
  5.     def divide(self):
  6.         return self.v1/self.v2
  7. class Cal(CalMultiply, CalDivide):
  8.     def __init__(self, v1, v2):
  9.         if isinstance(v1, int):
  10.             self.v1 = v1
  11.         if isinstance(v2, int):
  12.             self.v2 = v2
  13.     def add(self):
  14.         return self.v1+self.v2
  15.     def subtract(self):
  16.         return self.v1-self.v2
  17.     def setV1(self, v):
  18.         if isinstance(v, int):
  19.             self.v1 = v
  20.     def getV1(self):
  21.         return self.v1
  22. c = Cal(100, 10)
  23. print(c.add())
  24. print(c.multiply())
  25. print(c.divide())
  26.  
Success #stdin #stdout 0.02s 9984KB
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Standard input is empty
stdout 
110
1000
10.0
https://ideone.com/KjoZsJ
language:
Python 3 (python  3.9.5)
created:
9 years ago
visibility:
public

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