python Pillow.Image

Question

Operating system: win7
After successfully installing Pillow (version 4.1.0) on Python3.5, the source code reported an error:

Answer 1

Because there is no __builtin__ in Python3, that is the syntax of python2

Answer 2

__builtins__

>>> dir()
['__builtins__', '__doc__', '__loader__', '__name__', '__package__', '__spec__']