def f1():

    s = 'Mr.Dr'

    

    def f2():

        print(s)

        

    f2()

f1()

function call with in function ...............MrDr

Anonymous Functions in Python

def cube(x): return x*x*x   # without lambda

cube_l = lambda x : x*x*x  # with lambda

print(cube(7))

print(cube_l(7))

output   343    343  

program

def square_value(num):

     return num**2

print(square_value(2))

print(square_value(-4))