I'm not sure, but maybe, it can help:
Suppose, I want to print 'hello' 10 times, without manually writing it 10 times. For doing this, I can define a function :
#Function for printing hello 10 times:
def func(x):
x="hello"
i=1
while i<10 :
print(x)
i += 1
else :
print(x)
print(func(1))