我正在尝试使用 ElementTree 编写一个带有 utf-8 编码数据的 xml 文件,如下所示:
#!/usr/bin/python
# -*- coding: utf-8 -*-
import xml.etree.ElementTree as ET
import codecs
testtag = ET.Element('unicodetag')
testtag.text = u'Töreboda' #The o is really ö (o with two dots over). No idea why SO dont display this
expfile = codecs.open('testunicode.xml',"w","utf-8-sig")
ET.ElementTree(testtag).write(expfile,encoding="UTF-8",xml_declaration=True)
expfile.close()
这会因错误而爆炸
Traceback (most recent call last):
File "unicodetest.py", line 10, in <module>
ET.ElementTree(testtag).write(expfile,encoding="UTF-8",xml_declaration=True)
File "/usr/lib/python2.7/xml/etree/ElementTree.py", line 815, in write
serialize(write, self._root, encoding, qnames, namespaces)
File "/usr/lib/python2.7/xml/etree/ElementTree.py", line 932, in _serialize_xml
write(_escape_cdata(text, encoding))
File "/usr/lib/python2.7/codecs.py", line 691, in write
return self.writer.write(data)
File "/usr/lib/python2.7/codecs.py", line 351, in write
data, consumed = self.encode(object, self.errors)
UnicodeDecodeError: 'ascii' codec can't decode byte 0xc3 in position 1: ordinal not in range(128)
使用“us-ascii”编码可以正常工作,但不要保留数据中的 unicode 字符。怎么了?