Admittedly, I am a novice; however, (I think) I did what the tutorial said (for the version I installed) and I can\'t get Python to read a file. Others have had problem
\ is an escape character. Try open(r"C:\try\in0.txt") or open("C:\\try\\in0.txt").
\
open(r"C:\try\in0.txt")
open("C:\\try\\in0.txt")