<pre><code>>>> import unicodedata
>>> s='éô'
>>> ''.join((c for c in unicodedata.normalize('NFD', s) if unicodedata.category(c) != 'Mn'))
'eo'
</code></pre>
<p>也可以查看<a href="https://pypi.python.org/pypi/Unidecode" rel="noreferrer">unidecode</a></p>
<blockquote>
<p>What Unidecode provides is a middle road: function unidecode() takes
Unicode data and tries to represent it in ASCII characters (i.e., the
universally displayable characters between 0x00 and 0x7F), where the
compromises taken when mapping between two character sets are chosen
to be near what a human with a US keyboard would choose.</p>
<p>The quality of resulting ASCII representation varies. For languages of
western origin it should be between perfect and good. On the other
hand transliteration (i.e., conveying, in Roman letters, the
pronunciation expressed by the text in some other writing system) of
languages like Chinese, Japanese or Korean is a very complex issue and
this library does not even attempt to address it. It draws the line at
context-free character-by-character mapping. So a good rule of thumb
is that the further the script you are transliterating is from Latin
alphabet, the worse the transliteration will be.</p>
<p>Note that this module generally produces better results than simply
stripping accents from characters (which can be done in Python with
built-in functions). It is based on hand-tuned character mappings that
for example also contain ASCII approximations for symbols and
non-Latin alphabets.</p>
</blockquote>