I didn't realize that this patch existed. I created my own patch for both
Python2 and Python3. The specific changeset can be found here:
http://code.google.com/r/dstanekcom-httplib2/source/detail?r=d80f22d12a632555c5168e584d89c1c77ce44454.
I've updated things, added tests & submitted the patch for code review at
http://codereview.appspot.com/4661044/.
Fixed in
http://code.google.com/p/httplib2/source/detail?r=fb4aa0dd7fe3a9c9ecfcbf3b514bcbe5276c0ff0