<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def get_content_object_url(self):
 """Gets the absolute url for the content object."""

        if (self.content_object and
            hasattr(self.content_object, 'get_absolute_url')):
            return self.content_object.get_absolute_url()

        return None