def METHOD_NAME(self, tracker_url):
    """
    Remove a given tracker from the database.
    URL is sanitized first and removed from the database. If the URL is ill formed then try removing the non-
    sanitized version.
    :param tracker_url: The URL of the tracker to be deleted.
    """
    sanitized_tracker_url = get_uniformed_tracker_url(tracker_url)
    with db_session:
        options = self.TrackerState.select(lambda g: g.url in [tracker_url, sanitized_tracker_url])
        for option in options[:]:
            option.delete()