擅长:python、mysql、java
<p>要运行的代码的修改版本是:</p>
<pre><code>import re
regex = '\\"\s+([^"]+)\s+\\"'
test_str = "election laws \" are outmoded or inadequate and often ambiguous \" and should be changed \" second quotes \"."
subst = ""
# You can manually specify the number of replacements by changing the 4th argument
result = re.sub(regex, '\"'+r'\1'+'\"' , test_str)
if result:
print (result)
</code></pre>
<p>输出:</p>
^{pr2}$
<p>说明:
我将匹配的<strong>\“+空格+(任何内容)+空格+\”</strong>替换为<strong>\“+(任何内容)+\”</strong>
其中()表示捕获组。所以我可以使用语法<strong>r'\1'</strong></p>