result = []
redone = [''.join(i) for i in itertools.product(printable, repeat = 2)]
result.append(redone)
def dishack():
    for f in sorted(set(*redone)):
        discount.send_keys(f)
        driver.find_element_by_class_name('classname').click()
        time.sleep(5)
        try:
            disterror = driver.find_element_by_xpath('XPATH')
            print 'Yes'
        except:
            print 'nope'

for f in sorted(set(*redone)):
TypeError: set expected at most 1 arguments, got 10000