1*b1cdbd2cSJim Jagielski#************************************************************** 2*b1cdbd2cSJim Jagielski# 3*b1cdbd2cSJim Jagielski# Licensed to the Apache Software Foundation (ASF) under one 4*b1cdbd2cSJim Jagielski# or more contributor license agreements. See the NOTICE file 5*b1cdbd2cSJim Jagielski# distributed with this work for additional information 6*b1cdbd2cSJim Jagielski# regarding copyright ownership. The ASF licenses this file 7*b1cdbd2cSJim Jagielski# to you under the Apache License, Version 2.0 (the 8*b1cdbd2cSJim Jagielski# "License"); you may not use this file except in compliance 9*b1cdbd2cSJim Jagielski# with the License. You may obtain a copy of the License at 10*b1cdbd2cSJim Jagielski# 11*b1cdbd2cSJim Jagielski# http://www.apache.org/licenses/LICENSE-2.0 12*b1cdbd2cSJim Jagielski# 13*b1cdbd2cSJim Jagielski# Unless required by applicable law or agreed to in writing, 14*b1cdbd2cSJim Jagielski# software distributed under the License is distributed on an 15*b1cdbd2cSJim Jagielski# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16*b1cdbd2cSJim Jagielski# KIND, either express or implied. See the License for the 17*b1cdbd2cSJim Jagielski# specific language governing permissions and limitations 18*b1cdbd2cSJim Jagielski# under the License. 19*b1cdbd2cSJim Jagielski# 20*b1cdbd2cSJim Jagielski#************************************************************** 21*b1cdbd2cSJim Jagielski 22*b1cdbd2cSJim Jagielski# Pseudo const 23*b1cdbd2cSJim Jagielskiclass _const: 24*b1cdbd2cSJim Jagielski class ConstError(TypeError): pass 25*b1cdbd2cSJim Jagielski def __setattr__(self, name, value): 26*b1cdbd2cSJim Jagielski if name in self.__dict__: 27*b1cdbd2cSJim Jagielski raise self.ConstError("Can't rebind const(%s)"%name) 28*b1cdbd2cSJim Jagielski self.__dict__[name] = value 29*b1cdbd2cSJim Jagielski 30*b1cdbd2cSJim Jagielskiimport sys 31*b1cdbd2cSJim Jagielskisys.modules[__name__] = _const() 32