# Always latest version of the method is executed

# Same name method in same class

class Test:

def display(self):

print('Display')

def display(self,x):

print('Display ',x)

t = Test()

#t.display() # Error, because display(self,x) is the latest definition and that expects on argument to be paased

t.display(10) # Display 10

# Same name method in parent and child class

class A:

def display(self):

print('Display of A')

class B(A):

def display(self,x):

print('Display Of B with vlaue ',x)

b = B()

#b.display() # Error

b.display(10) #Display Of B with vlaue 10

# Every class has a method mro which specifies the Method Resolution Order

print(B.mro())

# [<class '__main__.B'>, <class '__main__.A'>, <class 'object'>]