擅长:python、mysql、java
<p>这也许对你有用</p>
<pre><code>def tuplePrint(t):
if not t:
answer.insert(0, "null")
for each in t:
if isinstance(each, tuple):
tuplePrint(each)
else:
answer.insert(0, each)
x = ('E', ('B', ('A', ())))
answer = []
tuplePrint(x)
print(answer)
</code></pre>