SyntaxError: Non-UTF-8 code starting with '\x91'

Question

I am trying to write a binary search program for a class, and I am pretty sure that my logic is right, but I keep getting a non-UTF-8 error. I have never seen this error and

Answer 1

The character you are beginning your constant strings with is not the right string delimiter. You are using

‘Ava Fischer’   # ‘ and ’ as string delimiters

when it should have been either

'Ava Fischer'   # Ascii 39 as string delimiter

or maybe

"Ava Fischer"   # Ascii 34 as string delimiter