Those information is not accurate. First, Google has been trying to migrate to Python 3 for years, but the implementation of the plan has been delayed all the t

Those information is not accurate. First, Google has been trying to migrate to Python 3 for years, but the implementation of the plan has been delayed all the time. Maybe this year certain internal codes will finally be migrated fully. Second, many new projects are still in Python. Even if some Googlers hate Python, they have no other choice if they want to do AI.