/usr/lib/python3/dist-packages/pyasn1/type/tagmap.py is in python3-pyasn1 0.1.7-1ubuntu2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 | from pyasn1 import error
class TagMap:
def __init__(self, posMap={}, negMap={}, defType=None):
self.__posMap = posMap.copy()
self.__negMap = negMap.copy()
self.__defType = defType
def __contains__(self, tagSet):
return tagSet in self.__posMap or \
self.__defType is not None and tagSet not in self.__negMap
def __getitem__(self, tagSet):
if tagSet in self.__posMap:
return self.__posMap[tagSet]
elif tagSet in self.__negMap:
raise error.PyAsn1Error('Key in negative map')
elif self.__defType is not None:
return self.__defType
else:
raise KeyError()
def __repr__(self):
s = '%r/%r' % (self.__posMap, self.__negMap)
if self.__defType is not None:
s = s + '/%r' % (self.__defType,)
return s
def clone(self, parentType, tagMap, uniq=False):
if self.__defType is not None and tagMap.getDef() is not None:
raise error.PyAsn1Error('Duplicate default value at %s' % (self,))
if tagMap.getDef() is not None:
defType = tagMap.getDef()
else:
defType = self.__defType
posMap = self.__posMap.copy()
for k in tagMap.getPosMap():
if uniq and k in posMap:
raise error.PyAsn1Error('Duplicate positive key %s' % (k,))
posMap[k] = parentType
negMap = self.__negMap.copy()
negMap.update(tagMap.getNegMap())
return self.__class__(
posMap, negMap, defType,
)
def getPosMap(self): return self.__posMap.copy()
def getNegMap(self): return self.__negMap.copy()
def getDef(self): return self.__defType
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