Python input NameError: name ‘xxx‘ is not defined.

chiami.py

name = input("Come ti chiami?")

type(name)
print(name)

$ python chimi.py
Come ti chimi? xxx
Traceback (most recent call last):
    File "chimi.py", line 1, in <module>
        name = input("Come ti chiami?")
    File "<string>", line1, in <module>
NameError: name 'xxx' is not defined.

$ python --version
Python 2.7.5

replace input() with raw_input

#!/usr/bin/env python2
# -*- coding: utf-8 -*-

name = raw_input("Come ti chiami?")

print(type(name))
print(name)