使用Python从列中删除特定单词

import pandas as pd

data = {'col1': ['apple', 'banana', 'orange', 'grape'],
        'col2': ['cat', 'dog', 'elephant', 'lion']}
df = pd.DataFrame(data)

word_to_remove = 'banana'

df = df[df['col1'].apply(lambda x: word_to_remove not in x)]

print(df)

     col1       col2
0   apple        cat
2  orange  elephant
3   grape       lion