# Write a Python program to get 90 days of visits broken down by browser for all sites on data.gov.  
 from urllib.request import urlopen
from bs4 import BeautifulSoup
html = urlopen("https://en.wikipedia.org/wiki/Python")
bsObj = BeautifulSoup(html)
for link in bsObj.findAll("a"):
  if 'href' in link.attrs:
    print(link.attrs['href'])
