# --------------------------------- # File: Xiang/slope.py # Author: Mihaela Malita IMPROVE!! # Given two Points P1 and P2 find the slope m of the line. # Xiang Appendix I page 285 A14 # Line from P1 to P2 has m= -2 # --------------------------------- class Point: def __init__(self,xcoord,ycoord): self.x = xcoord self.y = ycoord def slope (P1,P2): # given two points find slope return ( P2.y - P1.y ) / ( P2.x - P1.x ) def main(): P1 = Point(1,2) P2 = Point(3,-2) print "Line from P1 to P2 has m= ", slope(P1,P2) main()