bucket.get(None).exists() always returns True #124

import riak

c = riak.RiakClient()
b = c.bucket("some_bucket_thats_never_used")
print b.get(None).exists()
b.get(None).delete()

True
Traceback (most recent call last):
  File "test.py", line 6, in <module>
    b.get(None).delete()
  File "/usr/local/lib/python2.7/dist-packages/riak-1.4.0-py2.7.egg/riak/riak_object.py", line 482, in delete
    Result = t.delete(self, rw=rw, r=r, w=w, dw=dw, pr=pr, pw=pw)
  File "/usr/local/lib/python2.7/dist-packages/riak-1.4.0-py2.7.egg/riak/transports/http.py", line 165, in delete
    self.check_http_code(response, [204, 404])
  File "/usr/local/lib/python2.7/dist-packages/riak-1.4.0-py2.7.egg/riak/transports/http.py", line 253, in check_http_code
    raise Exception(m)
Exception: Expected status [204, 404], received 405 :