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| author | Eugene M. Kim <astralblue@gmail.com> | 2017-10-14 01:42:28 -0700 |
|---|---|---|
| committer | Ilya Etingof <etingof@gmail.com> | 2017-10-14 10:42:28 +0200 |
| commit | cd8d66f8a164a3bc7bf584826fd17c79fac6d428 (patch) | |
| tree | 76ef51fa5a08068e6e0e47385c9728c7c6fbb376 | |
| parent | 37551d92711eafaff041ad637b05b586dbf17887 (diff) | |
| download | pysnmp-git-cd8d66f8a164a3bc7bf584826fd17c79fac6d428.tar.gz | |
Do not cache indices with a mutable index value (#94)
NetworkAddress is one such index value.
| -rw-r--r-- | pysnmp/smi/mibs/SNMPv2-SMI.py | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/pysnmp/smi/mibs/SNMPv2-SMI.py b/pysnmp/smi/mibs/SNMPv2-SMI.py index 47710304..cc20bd82 100644 --- a/pysnmp/smi/mibs/SNMPv2-SMI.py +++ b/pysnmp/smi/mibs/SNMPv2-SMI.py @@ -1230,8 +1230,12 @@ class MibTableRow(MibTree): def getInstIdFromIndices(self, *indices): """Return column instance identification from indices""" - if indices in self.__idxToIdCache: + try: return self.__idxToIdCache[indices] + except TypeError: + cacheable = False + except KeyError: + cacheable = True idx = 0 instId = () parentIndices = [] @@ -1243,7 +1247,8 @@ class MibTableRow(MibTree): instId += self.getAsName(syntax, impliedFlag, parentIndices) parentIndices.append(syntax) idx += 1 - self.__idxToIdCache[indices] = instId + if cacheable: + self.__idxToIdCache[indices] = instId return instId # Table access by index |