擅长:python、mysql、java
<p>您可以使用<code>filter</code>和<code>isalpha</code>方法的组合来排除每个单词中不是字母的每个字符:</p>
<pre><code>dics = ["['Definition.", "', 'Exceptions.", "', 'Compelled Disclosure."]
dics = [(''.join(filter(lambda letter: letter.isalpha() or letter==' ',elem))+elem[-1]).strip() for elem in dics]
print(dics)
</code></pre>
<p>输出:</p>
<pre><code>['Definition.', 'Exceptions.', 'Compelled Disclosure.']
</code></pre>