thread arg correction

anafapi/anafspv.py

@@ -46,7 +46,7 @@ class anafSPV(object):
         chrome_options.add_experimental_option('excludeSwitches', ['enable-automation'])
 
         driver = webdriver.Chrome(options=chrome_options)
-        thread = Thread(target=self.accept_cert, args=(window_title))
+        thread = Thread(target=self.accept_cert, args=(window_title,))
         thread.start()
         driver.get(self.KEYURL)
         self.cookies = driver.get_cookies()