swapping based on case in python code example

Example 1: swapping in python

x = 5
y = 10

x, y = y, x
print("x =", x)
print("y =", y)

Example 2: swapping upper case and lower case string python

# swapcase() method 

string = "thE big BROWN FoX JuMPeD oVEr thE LAZY Dog"
print(string.swapcase()) 

>>> THe BIG brown fOx jUmpEd OveR THe lazy dOG