':return: A payload list, size depends on the "extensive" user configured
parameter. Most payloads came from [0]!
[0] https://github.com/minimaxir/big-list-of-naughty-strings/'

def _get_payloads(self):

    payloads = [u'1/0', u'\u03a9\u2248\xe7\u221a\u222b\u02dc\xb5\u2264\u2265\xf7', u'<>?:"{}|_+\',./;\'[]\\-=', u'%*.*s', u'']
    if self._extensive:
        payloads += [u'undefined', u'undef', u'null', u'NULL', u'nil', u'NIL', u'true', u'false', u'True', u'False', u'None', u'-1', u'0.0/0', u'NaN', u'Infinity', u"$ENV{'HOME'}", u'00\u02d9\u0196$-']
    return set(payloads)
