$ pip install openS3

$ git clone git@github.com:logston/openS3.git
$ cd openS3
$ python setup.py install

>>> from openS3 import OpenS3
>>>
>>> openS3 = OpenS3('my_bucket', '<access_key>', '<secret_key>')
... with openS3('/my/object/key.txt', mode='wb') as fd:
...     fd.write('Yeah! Files going up to S3!')
>>>
>>> # Let's create a new OpenS3 object so we know we are not
>>> # just printing saved state attached to the previous OpenS3 object.
>>> openS3 = OpenS3('my_bucket', '<access_key>', '<secret_key>')
... with openS3('/my/object/key.txt') as fd:
...     print(fd.read())
b'Yeah! Files going up to S3!'