what is the use of 'except' while coding as programmer focus more on making the code correct rather than writing the error by himself please tell if their is some important use of this inbuilt function

Answer 1

you don't start using exceptions from the begin but if you work in a team, later your code needs exception handling

Answer 2

in a program that interacts with the user, a good code is that anticipates the errors in the inputs of the user, for example, without crash the progam.