<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def is_present(self, locator):
 """ Tests to see if an element is present @type locator: webdriverwrapper.support.locator.Locator @param locator: locator used in search @rtype: bool @return: True if present, False if not present """

        return self.driver_wrapper.is_present(locator, search_object=self.element)