# Program to print contents of a URL
# It assumes the resource that the URL points to returns
# UTF-8 encoded characters
#
# Matt Bishop, MHI 289I, Fall 2021
#
import urllib.request

#
# ask for the URL
#
try:
    urlname = input("Please enter the URL: ")
except EOFError:
    print("Bye!")
except:
    print("That's not a valid string. ")
else:
    #
    # got it -- now try to read from the URL
    #
    try:
        webpage = urllib.request.urlopen(urlname)
    except Exception as msg:
        print("URL retrieval failed!", msg)
    else:
        # Read the web page a line at a time, and prefix each line
        # with the line number and print it
        count = 1
        for i in webpage.readlines():
            print("%5d " % count, i.decode(), end='')
            count += 1