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author | scoder <stefan_ml@behnel.de> | 2020-10-03 06:07:07 (GMT) |
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committer | GitHub <noreply@github.com> | 2020-10-03 06:07:07 (GMT) |
commit | 6a412c94b6b68e7e3632562dc7358a12ffd1447f (patch) | |
tree | a88c5e063ff2681ee334dfd92354c69aea3e4e28 /Lib/xml | |
parent | d4b9edd5052a2d9ae3d2be69975cc933afb37737 (diff) | |
download | cpython-6a412c94b6b68e7e3632562dc7358a12ffd1447f.zip cpython-6a412c94b6b68e7e3632562dc7358a12ffd1447f.tar.gz cpython-6a412c94b6b68e7e3632562dc7358a12ffd1447f.tar.bz2 |
bpo-41900: C14N 2.0 serialisation failed for unprefixed attributes when a default namespace was defined. (GH-22474)
Diffstat (limited to 'Lib/xml')
-rw-r--r-- | Lib/xml/etree/ElementTree.py | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/Lib/xml/etree/ElementTree.py b/Lib/xml/etree/ElementTree.py index da2bcad..7a26900 100644 --- a/Lib/xml/etree/ElementTree.py +++ b/Lib/xml/etree/ElementTree.py @@ -1876,6 +1876,11 @@ class C14NWriterTarget: self._declared_ns_stack[-1].append((uri, prefix)) return f'{prefix}:{tag}' if prefix else tag, tag, uri + if not uri: + # As soon as a default namespace is defined, + # anything that has no namespace (and thus, no prefix) goes there. + return tag, tag, uri + raise ValueError(f'Namespace "{uri}" is not declared in scope') def data(self, data): |