Merge pull request robotframework#452 from hgarus/master

Use is not instead of != to check for None

Author: just-be-dev

src/Selenium2Library/keywords/_element.py

@@ -757,7 +757,7 @@ def _parse_attribute_locator(self, attribute_locator):
  return (parts[0], parts[2])
 
  def _is_element_present(self, locator, tag=None):
- return (self._element_find(locator, True, False, tag=tag) != None)
+ return (self._element_find(locator, True, False, tag=tag) is not None)
 
  def _page_contains(self, text):
  browser = self._current_browser()