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Merge 3.2: issue #2892

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This commit is contained in:
Florent Xicluna 2011-11-01 23:33:14 +01:00
commit f24e7e6c41
4 changed files with 53 additions and 34 deletions
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1
Lib/test/test_xml_etree.py
View File

@ -754,6 +754,7 @@ def iterparse():
... print(action, elem.tag)
... except ET.ParseError as v:
... print(v)
end document
junk after document element: line 1, column 12
"""

42
Lib/xml/etree/ElementTree.py
View File

@ -1250,6 +1250,7 @@ class _IterParseIterator:
self._close_file = close_source
self._events = []
self._index = 0
self._error = None
self.root = self._root = None
self._parser = parser
# wire up the parser for event reporting
@ -1291,24 +1292,31 @@ class _IterParseIterator:
while 1:
try:
item = self._events[self._index]
except IndexError:
if self._parser is None:
self.root = self._root
if self._close_file:
self._file.close()
raise StopIteration
# load event buffer
del self._events[:]
self._index = 0
data = self._file.read(16384)
if data:
self._parser.feed(data)
else:
self._root = self._parser.close()
self._parser = None
else:
self._index = self._index + 1
self._index += 1
return item
except IndexError:
pass
if self._error:
e = self._error
self._error = None
raise e
if self._parser is None:
self.root = self._root
if self._close_file:
self._file.close()
raise StopIteration
# load event buffer
del self._events[:]
self._index = 0
data = self._file.read(16384)
if data:
try:
self._parser.feed(data)
except SyntaxError as exc:
self._error = exc
else:
self._root = self._parser.close()
self._parser = None
def __iter__(self):
return self

2
Misc/NEWS
View File

@ -350,6 +350,8 @@ Core and Builtins
Library
-------
- Issue #2892: preserve iterparse events in case of SyntaxError.
- Issue #13287: urllib.request and urllib.error now contains a __all__ and
exposes only relevant Classes, Functions. Patch by Florent Xicluna.

42
Modules/_elementtree.c
View File

@ -3016,6 +3016,7 @@ PyInit__elementtree(void)
" self._file = file\n"
" self._events = []\n"
" self._index = 0\n"
" self._error = None\n"
" self.root = self._root = None\n"
" b = cElementTree.TreeBuilder()\n"
" self._parser = cElementTree.XMLParser(b)\n"
@ -3024,24 +3025,31 @@ PyInit__elementtree(void)
" while 1:\n"
" try:\n"
" item = self._events[self._index]\n"
" except IndexError:\n"
" if self._parser is None:\n"
" self.root = self._root\n"
" if self._close_file:\n"
" self._file.close()\n"
" raise StopIteration\n"
" # load event buffer\n"
" del self._events[:]\n"
" self._index = 0\n"
" data = self._file.read(16384)\n"
" if data:\n"
" self._parser.feed(data)\n"
" else:\n"
" self._root = self._parser.close()\n"
" self._parser = None\n"
" else:\n"
" self._index = self._index + 1\n"
" self._index += 1\n"
" return item\n"
" except IndexError:\n"
" pass\n"
" if self._error:\n"
" e = self._error\n"
" self._error = None\n"
" raise e\n"
" if self._parser is None:\n"
" self.root = self._root\n"
" if self._close_file:\n"
" self._file.close()\n"
" raise StopIteration\n"
" # load event buffer\n"
" del self._events[:]\n"
" self._index = 0\n"
" data = self._file.read(16384)\n"
" if data:\n"
" try:\n"
" self._parser.feed(data)\n"
" except SyntaxError as exc:\n"
" self._error = exc\n"
" else:\n"
" self._root = self._parser.close()\n"
" self._parser = None\n"
" def __iter__(self):\n"
" return self\n"
"cElementTree.iterparse = iterparse\n"