File Python

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  4. Define function to Open a file
import sys
def open_file(file_name, mode):
    """Open a file."""
    try:
        the_file = open(file_name, mode)
    except(IOError), e:
        print "Unable to open the file", file_name, "Ending program.\n", e
        raw_input("\n\nPress the enter key to exit.")
        sys.exit()
    else:
        return the_file
trivia_file = open_file("trivia.txt", "r")