#!/usr/bin/python3.4
import turtle

x1, y1 = eval(input("enter x1, y1 for point 1:"))
x2, y2 = eval(input("enter x2, y2 for point 2:"))

distance = ((x1 - x2) ** 2 + (y1 - y2) ** 2) ** 0.5

turtle.penup()
turtle.goto(x1, y1)
turtle.pendown()

turtle.write("Point 1")
turtle.goto(x2, y2)
turtle.write("Point 2")

turtle.penup()
turtle.goto((x1 + x2)/2, (y1 + y2)/2)
turtle.write(distance)
turtle.done()
