test_soup.py 文件源码

def test_exclude_encodings(self):
        # This is UTF-8.
        utf8_data = u"Räksmörgås".encode("utf-8")

        # But if we exclude UTF-8 from consideration, the guess is
        # Windows-1252.
        dammit = UnicodeDammit(utf8_data, exclude_encodings=["utf-8"])
        self.assertEqual(dammit.original_encoding.lower(), 'windows-1252')

        # And if we exclude that, there is no valid guess at all.
        dammit = UnicodeDammit(
            utf8_data, exclude_encodings=["utf-8", "windows-1252"])
        self.assertEqual(dammit.original_encoding, None)