d439efb4 |
def __init__(self, **map):
self.k2v = {}
self.v2k = {}
for key in map:
self.__setitem__(key, map[key])
def __setitem__(self, key, value):
if self.v2k.has_key(value):
if self.v2k[value] != key:
raise KeyError("Value '"+str(value)+"' already in use with key '"+str(self.v2k[value])+"'")
try:
del(self.v2k[self.k2v[key]])
except KeyError:
pass
self.k2v[key] = value
self.v2k[value] = key
def __getitem__(self, key):
return self.k2v[key]
def __str__(self):
return self.v2k.__str__()
def getkey(self, value):
return self.v2k[value]
def getvalue(self, key):
return self.k2v[key]
def keys(self):
return [key for key in self.k2v]
def values(self):
return [value for value in self.v2k]
# vim:et:ts=4:sts=4:ai |