Total distance traveled in coordinate list

import math

def total_dist_x_y(coord_list):
    """ Total distance traveled: X + Y """
    total = 0
    stop_at = len(coord_list) - 1
    for i in range(0,stop_at):
        x1 = coord_list[i][0]
        y1 = coord_list[i][1]
        x2 = coord_list[i+1][0]
        y2 = coord_list[i+1][1]
        x_dist = abs(x1-x2)
        y_dist = abs(y1-y2)
        dist_traveled = x_dist + y_dist
        total += dist_traveled
    return total

def total_dist_diagonal(coord_list):
    """ Total distance traveled between points """
    total = 0
    stop_at = len(coord_list) - 1
    for i in range(0,stop_at):
        x1 = coord_list[i][0]
        y1 = coord_list[i][1]
        x2 = coord_list[i+1][0]
        y2 = coord_list[i+1][1]
        x_dist = abs(x1-x2)
        y_dist = abs(y1-y2)
        dist_traveled = math.sqrt(x_dist**2 + y_dist**2)
        total += dist_traveled
    return total