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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def _current_user_override(self):
 """Return whether the currently logged in user is a teacher, and can view all of a student's information regardless of their privacy settings."""

        try:
            # threadlocals is a module, not an actual thread locals object
            request = threadlocals.request()
            if request is None:
                return False
            requesting_user = request.user
            if isinstance(requesting_user, AnonymousUser) or not requesting_user.is_authenticated:
                return False
            can_view_anyway = requesting_user and (requesting_user.is_teacher or requesting_user.is_eighthoffice or requesting_user.is_eighth_admin)
        except (AttributeError, KeyError) as e:
            logger.error("Could not check teacher/eighth override: {}".format(e))
            can_view_anyway = False
        return can_view_anyway