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import os,re,sys

# python script.py file.html

links = re.compile('[<].?[Aa].*[Hh][Rr][Ee][Ff].*=.*["']?.*["']?.?[>]')
lunghezza_file = os.stat(sys.argv[1])[6]
f = open(sys.argv[1], 'r')

while(lunghezza_file > 0):
riga = f.readline()
lunghezza_file -= len(riga)

if links.search(riga):
comparazione = links.search(riga)
output = comparazione.group(0)
links2 = re.compile('http:-*[Zz][Ii][Pp]')

if links2.search(output):
output2 = links2.search(output)
print output2.group(0)

print 'FATTO'

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