Add some special URLs as valid URLs

Author: mdmintz

seleniumbase/fixtures/page_utils.py

@@ -73,7 +73,7 @@ def is_valid_url(url):
         r'\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3})'  # ...or ip
         r'(?::\d+)?'  # optional port
         r'(?:/?|[/?]\S+)$', re.IGNORECASE)
-    if regex.match(url):
+    if regex.match(url) or url == 'about:blank' or url == 'data:,':
         return True
     else:
         return False