擅长:python、mysql、java
<p>您可以使用<a href="https://stackoverflow.com/q/7969949/1860929">^{<cd1>}</a>来执行此操作</p>
<pre><code>>>> arg = "school"
>>> arg_2 = "college"
>>> school = "enjoy"
>>> college = "study"
>>> locals()[arg]
'enjoy'
>>> locals()[arg_2]
'study'
</code></pre>
<p>所以你可以简单地打印一份声明</p>
<pre><code>>>> "{} at {}".format(locals()[arg], arg)
'enjoy at school'
>>> "{} at {}".format(locals()[arg_2], arg_2)
'study at college'
</code></pre>
<p>注意:做<code>arg == arg</code>是完全多余的,它的结果总是正确的</p>