In [ ]:
import math  
import numpy as np
import panda as pd


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


data = np.loadtxt(yourFileName,skiprows=n)




df = pd.read_csv('your_file',sep='\t')
arr = np.array(df)