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fix XmlItemExporter in Python 2.7.4 and 2.7.5

This commit is contained in:
Mikhail Korobov 2013-08-21 06:05:40 +06:00 committed by Pablo Hoffman
parent c45e5f14ee
commit de3e451564
1 changed files with 16 additions and 1 deletions
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17
scrapy/contrib/exporter/__init__.py
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@ -3,6 +3,7 @@ Item Exporters are used to export/serialize items into different formats.
"""
import csv
import sys
import pprint
import marshal
import json
@ -141,9 +142,23 @@ class XmlItemExporter(BaseItemExporter):
for value in serialized_value:
self._export_xml_field('value', value)
else:
self.xg.characters(serialized_value)
self._xg_characters(serialized_value)
self.xg.endElement(name)
# Workaround for http://bugs.python.org/issue17606
# Before Python 2.7.4 xml.sax.saxutils required bytes;
# since 2.7.4 it requires unicode. The bug is likely to be
# fixed in 2.7.6, but 2.7.6 will still support unicode,
# and Python 3.x will require unicode, so ">= 2.7.4" should be fine.
if sys.version_info[:3] >= (2, 7, 4):
def _xg_characters(self, serialized_value):
if not isinstance(serialized_value, unicode):
serialized_value = serialized_value.decode(self.encoding)
return self.xg.characters(serialized_value)
else:
def _xg_characters(self, serialized_value):
return self.xg.characters(serialized_value)
class CsvItemExporter(BaseItemExporter):