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#
# This file is part of pyasn1 software.
#
# Copyright (c) 2005-2015, Ilya Etingof <ilya@glas.net>
# License: http://pyasn1.sf.net/license.html
#
# ASN.1 named integers
#
from pyasn1 import error
__all__ = [ 'NamedValues' ]
class NamedValues:
def __init__(self, *namedValues):
self.nameToValIdx = {}; self.valToNameIdx = {}
self.namedValues = ()
automaticVal = 1
for namedValue in namedValues:
if isinstance(namedValue, tuple):
name, val = namedValue
else:
name = namedValue
val = automaticVal
if name in self.nameToValIdx:
raise error.PyAsn1Error('Duplicate name %s' % (name,))
self.nameToValIdx[name] = val
if val in self.valToNameIdx:
raise error.PyAsn1Error('Duplicate value %s=%s' % (name, val))
self.valToNameIdx[val] = name
self.namedValues = self.namedValues + ((name, val),)
automaticVal = automaticVal + 1
def __repr__(self):
return '%s(%s)' % (self.__class__.__name__, ', '.join([repr(x) for x in self.namedValues]))
def __str__(self): return str(self.namedValues)
def __eq__(self, other): return tuple(self) == tuple(other)
def __ne__(self, other): return tuple(self) != tuple(other)
def __lt__(self, other): return tuple(self) < tuple(other)
def __le__(self, other): return tuple(self) <= tuple(other)
def __gt__(self, other): return tuple(self) > tuple(other)
def __ge__(self, other): return tuple(self) >= tuple(other)
def __hash__(self): return hash(tuple(self))
def getName(self, value):
if value in self.valToNameIdx:
return self.valToNameIdx[value]
def getValue(self, name):
if name in self.nameToValIdx:
return self.nameToValIdx[name]
def __getitem__(self, i): return self.namedValues[i]
def __len__(self): return len(self.namedValues)
def __add__(self, namedValues):
return self.__class__(*self.namedValues + namedValues)
def __radd__(self, namedValues):
return self.__class__(*namedValues + tuple(self))
def clone(self, *namedValues):
return self.__class__(*tuple(self) + namedValues)
# XXX clone/subtype?
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