enum.py

# encoding: utf-8
# 
#  enum.py
#  pymc
#  
#  Created by Tyler Kennedy on 2010-12-20.
#  Copyright 2010 Tyler Kennedy. All rights reserved.
# 

class Enum(object):
    def __init__(self, dct):
        object.__setattr__(self, 'data', dct)
        
    def __getattr__(self, attr):
        if attr in self.data:
            return self.data[attr]
        else:
            raise AttributeError()
        
    def __setattr__(self, attr, value):
        raise RuntimeError('You cannot modify this object!')
        
    def __contains__(self, item):
        return item in self.data
        
    def __iter__(self):
        return self.data.__iter__()
        
    def items(self):
        return self.data.items()
        
    def get_name(self, value):
        for k,v in self.data.items():
            if v == value:
                return k