python links with href code example

Example 1: Following Links in Python

import urllib
from BeautifulSoup import *

URL = raw_input("Enter the URL:") #Enter main URL
link_line = int(raw_input("Enter position:")) - 1 #The position of link relative to first link
count = int(raw_input("Enter count:")) #The number of times to be repeated

while count >= 0:
    html = urllib.urlopen(URL).read()
    soup = BeautifulSoup(html)
    tags = soup('a')
    print URL
    URL = tags[link_line].get("href", None)
    count = count - 1

Example 2: how to set a hyperlink in python

from tkinter import *
canvas1=Tk()
Label(canvas1, text="canvas1").grid(row=0, column=0)
OPEN_HYP=Button(canvas1, text="OPEN", command:enter(canvas1)).grid(row=1, column=0)
def enter():
  canvas2()
def canvas2():
  canvas2=Tk()
  Label(canvas2, text="canvas2").grid(row=0, column=0)