擅长:python、mysql、java
<p>您也可以尝试使用<a href="https://bidict.readthedocs.io/en/master/" rel="nofollow noreferrer">^{<cd1>}</a>库:</p>
<pre><code>from bidict import bidict
group1=["strA1", "strA2", "strA3"]
group2=["strB1", "strB2", "strB3"]
dc=dict(zip(group1,group2)) #we create the dictionary by using zip to create the tuples and then cast it to a dict
newdc= bidict(dc) #we create the bi-directional dictionary
print(newdc['strA1'])
print(newdc.inverse['strB1'])
</code></pre>
<p>输出:</p>
<pre><code>strB1
strA1
</code></pre>