distance formula in python

1import math.
2def calculateDistance(x1,y1,x2,y2):
3dist = math.sqrt((x2 - x1)**2 + (y2 - y1)**2)
4return dist.
5print calculateDistance(x1, y1, x2, y2)

1import math
2p1 = [4, 0]
3p2 = [6, 6]
4distance = math.sqrt( ((p1[0]-p2[0])**2)+((p1[1]-p2[1])**2) )
5
6print(distance)

1from math import sqrt
2def main():
3	point1x, point1y = eval(input("Please enter coordinates of Point1 (use commas) "))
4	point2x, point2y = eval(input("Please enter coordinates of Point2 (use commas)"))
5	
6	Distance = sqrt((point1x-point2x)**2 + (point1y-point2y)**2)
7	print("The distance between this two points is", str(round(Distance, 4))+" units")