"In addition, I hope it will serve as a practical tool for the Python developer community, and hopefully for other open source communities. As I've learned over the last two years at Google, where I developed a similar tool named Mondrian, proper code review habits can really improve the quality of a code base, and good tools for code review will improve developers' life."
-----Guido van Rossum, Python creator and Google employee
Guido van Rossum was kind enough to correct me that there is a way to port Google Apps to pure Django. For those who still think its a lot of work ReviewBoard remains an alternative.
Interestingly why does google want you to host your code on its servers , so that its easier for them to acquire you. They already have your source code !! and you cant fool them with your buzz words.