Answer 1

Yes, you need to understand python completely. Many things must be understood before going to Data Science.

Answer 2

maybe yes

Answer 3

Yes you need to have the basic knowledge of python ,

Answer 4

Σаاｎ- ©️🅾️ Ｏｎ you Can't ,it's for Q&A only ,no irrelevant topic ,you can do chats privately by messaging person