Tata Consultancy Services Python Developer interview questions

Not even taken seriously, And there is no return call from that HR or requester So, How do we know the selection process and formalities of the interview? And interviewees are not attending on time

3 rounds. Coding, Tech and HR. First round consist of basic coding round where you are asked to write simple python code. The next round consist of techincal round wherein you are asked to explain the code written in first round. last round is HR where you are asked on will you relocate and all?