186590cf3c59:~ cladam$ python
Python 2.7.10 (default, Feb  7 2017, 00:08:15)
[GCC 4.2.1 Compatible Apple LLVM 8.0.0 (clang-800.0.34)] on darwin
Type "help", "copyright", "credits" or "license" for more information.
>>> a = "adam"
>>> id(a)
4354169568
>>> b = a
>>> a
'adam'
>>> b
'adam'
>>> id(b)
4354169568