     |
Opening and closing a file for reading:
file and
close
Like with a book, you need to do the following steps to read from a file
open the file
read from the file
close the file
E.g.:
f = file("file.txt", "r") # open an existing file,
# "r" indicates opening
# for reading
# read here from the file ....
f.close() # close the file
# for reading
# do something without the file or
# do something else with the file
# e.g. writing to the file