擅长:python、mysql、java
<p>我想这就是你需要的</p>
<pre><code>d = {'<Name>':['FIL9791','FIL9799','FIL4056','FIL4056','FIL4057'],'<Item To Package>':['package_113572195;package_113594355','package_113572197;package_113594357','package_113566689;package_113591417','package_113566688;package_113591416','package_113566690;package_113591418']}
df = pd.DataFrame(data=d)
new_df = pd.DataFrame(df["<Item To Package>"].str.split(';').tolist(), index=df["<Name>"]).stack()
new_df = new_df.reset_index([0, '<Name>'])
new_df.columns = ['<Name>', '<Item To Package>']
</code></pre>