old_style_class.py

>>> class Lol:
...   pass
... 
>>> Lol()
<__main__.Lol instance at 0x7fb2bde403b0>
>>> x = Lol()
>>> x
<__main__.Lol instance at 0x7fb2bde403f8>
>>> x.__class__
<class __main__.Lol at 0x7fb2bde2ce88>
>>> type(x)
<type 'instance'>

>>> dir(x)
['__doc__', '__module__']
>>> x.__dict__
{}