擅长:python、mysql、java
<p>你可以试试这个:
`你知道吗</p>
<pre><code>import numpy as np
import pandas as pd
df['Platform']=np.nan #create an empty column in the dataframe
for i in range(len(df)):
a=df['Operating System'][i]
if ('Windows 10' or 'Windows 7' or 'Windows XP') in a:
df['Platform'][i]='Workstation'
elif ('Cisco' or 'SLES' or 'OnTap' or 'unknown') in a:
df['Platform'][i]='Network Appliance'
elif ('Windows Server') in a:
df['Platform'][i]='Server'
else:
df['Platform'][i]='Not mentioned' #For the values which do no fall into any category
`
</code></pre>