from lxml import html
import requests
page = requests.get('http://sports.bovada.lv/sports-betting/nba-basketball-lines.jsp')
tree = html.fromstring(page.text)
%matplotlib inline
import matplotlib.pylab as plt
import numpy as np
import pandas as pd
x = np.linspace(0,10,100)
z = pd.DataFrame(x,np.sin(x))
a = 2
b = 3
print "a + b = {0}".format(a+b)
a + b = 5