python conversion of string to integer

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http://ubuntuforums.org – Hi guys Im working on a simple python script. This is what i have Code: def fishing(bait, line_weight, pole_size):     print "You really want to go fishing dont you?"     raw_input()     print "The water is perfect for the %s bait you want to use" % bait     print "Don't want to use too heavy or too light line here. %d lb test weight might be too light.  Its a bit choppy. lets add 10 lbs to that and go with %d lb test" % (line_weight, line_weight + 10)     print "Now to match the pole to the line w (Hardware)