LAB 7 SAMPLE ANSWERS

1.

from graphics import *

def main():

        filename = raw_input("Input filename: ")
        infile = open(filename, "r")
        temps = []
        for i in range(12):
                temps.append(eval(infile.readline()))

        win = GraphWin("Pittsburgh", 300, 200)
        for i in range(12):
                rect = Rectangle(Point(i*25,200), Point((i+1)*25,200-(temps[i]*2)))
                if i % 3 == 0:
                        rect.setFill("green")
                if i % 3 == 1:
                        rect.setFill("yellow")
                if i % 3 == 2:
                        rect.setFill("cyan")
                rect.draw(win)
        
        months = ["Jan","Feb","Mar","Apr","May","Jun","Jul","Aug","Sep","Oct","Nov","Dec"]
        
        for i in range(5):
                p = win.getMouse()
                x = p.getX()
                y = p.getY()
                print months[x/25], temps[x/25]
                
        raw_input("Press <Enter> to quit.")
        win.close()
                        
main()

2.

from graphics import *

def main():
    temps = initialize_list("temps.txt", 12)
    win = GraphWin("Pittsburgh", 200, 300)
    for i in range(12):
        rect = Rectangle(Point(0,i*25), Point(temps[i]*2,(i+1)*25))
        if i % 2 == 0:
            rect.setFill("green")
        else:
            rect.setFill("yellow")
        rect.draw(win)
        label = Text(Point(temps[i],i*25+13), temps[i])
        label.draw(win)
    raw_input("Press <Enter> to quit.")
    win.close()

def initialize_list(filename, numvalues):
    infile = open(filename, "r")
    list = []
    for i in range(numvalues):
        datavalue = eval(infile.readline())
        list.append(datavalue)
    return list

main()