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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 check_object_permissions(self, request, obj):
 """ Check if the request should be permitted for a given object. Raises an appropriate exception if the request is not permitted. :param request: Pyramid Request object. :param obj: The SQLAlchemy model instance that permissions will be evaluated against. """


        for permission in self.get_permissions():
            if not permission.has_object_permission(request, self, obj):
                self.permission_denied(request, message=getattr(permission, 'message', None))