diff options
Diffstat (limited to 'dns/node.py')
| -rw-r--r-- | dns/node.py | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/dns/node.py b/dns/node.py index d8eb482..32f9c08 100644 --- a/dns/node.py +++ b/dns/node.py @@ -167,6 +167,8 @@ class Node(object): at the node, it stores I{replacement} itself. """ + if not isinstance(replacement, dns.rdataset.Rdataset): + raise ValueError, 'replacement is not an rdataset' self.delete_rdataset(replacement.rdclass, replacement.rdtype, replacement.covers) self.rdatasets.append(replacement) |