Ошибка в order-check.

[antonid08]

Internal Server Error: /kassa/order-check/
Traceback (most recent call last):
"env/local/lib/python2.7/site-packages/django/views/generic/edit.py", line 183, in post
return self.form_valid(form)
File "env/local/lib/python2.7/site-packages/yandex_kassa/views.py", line 126, in form_valid
content = self.get_xml(data)
File "env/local/lib/python2.7/site-packages/yandex_kassa/views.py", line 50, in get_xml
return ElementTree.tostring(elem, 'unicode', 'xml')
File "/usr/lib/python2.7/xml/etree/ElementTree.py", line 1126, in tostring
ElementTree(element).write(file, encoding, method=method)
File "/usr/lib/python2.7/xml/etree/ElementTree.py", line 817, in write
self._root, encoding, default_namespace
File "/usr/lib/python2.7/xml/etree/ElementTree.py", line 884, in _namespaces
add_qname(tag)
File "/usr/lib/python2.7/xml/etree/ElementTree.py", line 868, in add_qname
qnames[qname] = encode(qname)
File "/usr/lib/python2.7/xml/etree/ElementTree.py", line 843, in encode
return text.encode(encoding)
LookupError: unknown encoding: unicode

При тестовом платеже такая штука, боевые не проверял. Python 2.7. Исправляется заменой кодировки в файле с "unicode" на "utf-8"