import pylast, webbrowser, re, sys

key = "9eefecb15b3891540eb66748f37bf539"
use = sys.argv[1] if len(sys.argv) > 1 else "blha303"

def strip(string):
    return re.sub(r'[\W_]+', '', string.replace("&", " and "))

lfm = pylast.LastFMNetwork(api_key=key, username=use)
track = lfm.get_user(use).get_now_playing()
if track:
    webbrowser.open("http://www.azlyrics.com/lyrics/{}/{}.html".format(strip(str(track.artist).lower()),
                                                                       strip(str(track.title).lower())
                                                                      ))
else:
    webbrowser.open("data:text/html,You don't have a track playing according to last.fm.")