This isn't even worth debating, I mean, every country has it's own ways of training and testing of cadets. And at the end of the day, most of us here are aspiring to have in Indian license, so what difference does it make as to which flight school is better.
There are bad flight schools and good flight schools, and we have both in India and outside. It's our knowledge and flying skills which eventually make us different and better that others, not to which flight school we went to.