Answer the following Q with stream of consciousness. Context: The Indian constitution is the world's longest. At its commencement, it had 395 articles in 22 parts and 8 schedules. It is made up of approximately 145,000 words, making it the second largest active constitution in the world. In its current form (September 2012), it has a preamble, 25 parts with 448 articles, 12 schedules, 5 appendices and 101 amendments, the latest of which came into force on 8 September 2016.

Question: how many schedule of constitution in present era?
To answer the question, consider the following: In its current form (September 2012), it has a preamble, 25 parts with 448 articles, 12 schedules, 5 appendices and 101 amendments, the latest of which came into force on 8 September 2016. Therefore, the final answer is 12.