def input():
    '''
    by the way get output
    '''
    print('this is the input device')

input()

#Arguments....

def math(fname):
    print(fname + "\tsrivastava")

math("Emil")
math("tubus")
math("linus")   

# number of arguments:

def my_function(fname,lname):
    print(fname +  " " + lname)

my_function("tanu", "srivastava")

