<p>我得到以下错误:</p>
<pre><code>Traceback (most recent call last):
File "C:/Users/user/Documents/Data Munger/new_munger.py", line 49, in <module>
for a, b in temp_tuple:
ValueError: too many values to unpack (expected 2)
</code></pre>
<p>从以下代码:</p>
<pre><code>for key in d:
for temp in d[key]:
temp_tuple = (temp[0], [temp[i] for i in range(1, len(temp))])
print(len(temp_tuple))
e = defaultdict(list)
for a, b in temp_tuple:
e.setdefault(a, []).append(b)
</code></pre>
<p><code>print(len(temp_tuple))</code>行在控制台中输出2。我不明白为什么会出现这个错误。你知道吗</p>
<p>谢谢你的帮助。你知道吗</p>