can not load wikipedia files one the disk about textacy HOT 5 CLOSED

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UnicodeDecodeError                        Traceback (most recent call last)
<ipython-input-28-bae0283836f6> in <module>()
----> 1 for text in wr.texts(limit=2):
      2     print(text)

C:\Anaconda3\lib\site-packages\textacy-0.3.2-py3.5.egg\textacy\corpora\wiki_reader.py in texts(self, min_len, limit)
    255         """
    256         n_pages = 0
--> 257         for _, title, content in self:
    258             text = strip_markup(content)
    259             if len(text) < min_len:

C:\Anaconda3\lib\site-packages\textacy-0.3.2-py3.5.egg\textacy\corpora\wiki_reader.py in __iter__(self)
    146             text_path = './{%s}revision/{%s}text' % (namespace, namespace)
    147 
--> 148             for elem in elems:
    149                 if elem.tag == page_tag:
    150                     page_id = elem.find(page_id_path).text

C:\Anaconda3\lib\site-packages\textacy-0.3.2-py3.5.egg\textacy\corpora\wiki_reader.py in <genexpr>(.0)
    131         with f:
    132 
--> 133             elems = (elem for _, elem in iterparse(f, events=events))
    134 
    135             elem = next(elems)

C:\Anaconda3\lib\xml\etree\ElementTree.py in __next__(self)
   1295                 raise StopIteration
   1296             # load event buffer
-> 1297             data = self._file.read(16 * 1024)
   1298             if data:
   1299                 self._parser.feed(data)

C:\Anaconda3\lib\encodings\cp1252.py in decode(self, input, final)
     21 class IncrementalDecoder(codecs.IncrementalDecoder):
     22     def decode(self, input, final=False):
---> 23         return codecs.charmap_decode(input,self.errors,decoding_table)[0]
     24 
     25 class StreamWriter(Codec,codecs.StreamWriter):

UnicodeDecodeError: 'charmap' codec can't decode byte 0x81 in position 3216: character maps to <undefined>