In [1]:
def greet(name):
    return "Hello %s " % name

print(greet("Alice"))


Hello Alice 

In [2]:
print("Hello {}".format("Bob"))


Hello Bob

In [3]:
def greeing(name):
    def greet_message():
        return "Hello"
    return "{} {}".format(greet_message(), name)

In [4]:
greeing("Peter")


Out[4]:
'Hello Peter'

In [ ]: