Classes Are Customized by Inheritance : Inheritance « Class « Python Tutorial

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Python Tutorial » Class » Inheritance 
11. 11. 4. Classes Are Customized by Inheritance
class FirstClass:          
    def setdata(self, value)
        self.data = value     
    def display(self)
        print self.data       

class SecondClass(FirstClass)
    def display(self):         
        print 'Current value = "%s"' % self.data 

z = SecondClass(  ) 
z.setdata(42)                
z.display(  )
11. 11. Inheritance
11. 11. 1. Inherit from two base classes
11. 11. 2. OOP and Inheritance: "Is-a" Relationships
11. 11. 3. Specializing Inherited Methods
11. 11. 4. Classes Are Customized by Inheritance
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