convert from chrome password db csv dump to password exporter ff4 plugin csv format

pwconv.py

#!/usr/bin/env python
import fileinput

print """# Generated by Password Exporter; Export format 1.1; Encrypted: false
"hostname","username","password","formSubmitURL","httpRealm","usernameField","passwordField" """

for line in fileinput.input():
    s = line.split('","')
    if s[0] == '"origin_url': continue # skip the header

    print (('"%s",' * 6) + '"%s"') % \
            (s[0][1:], s[3], s[5], s[1], '', s[2], s[4])