Learn Python in One Hour

If you prefer old-school backslashes (e.g. "c:\temp"), you’ll have to double them up

# Exercise 1: opening and using a file
2:
3:fh = open("c:/temp/input.txt", "r", encoding="ascii")
4:for line in fh:
5:print("read: %s" % line)
6:fh.close(

Ralph Almer, once said to me: “When you break it down, most computing boils down to: read a file, do some processing, and write out another file