我正在寻找一种方法来检查一个字符串是否可以在另一个字符串中找到。str.contains
仅采用固定字符串模式作为参数,我宁愿在两个字符串列之间进行按元素比较。
import pandas as pd
df = pd.DataFrame({'long': ['sometext', 'someothertext', 'evenmoretext'],
'short': ['some', 'other', 'stuff']})
# This fails:
df['short_in_long'] = df['long'].str.contains(df['short'])
预期输出:
[True, True, False]
使用列表理解zip
:
df['short_in_long'] = [b in a for a, b in zip(df['long'], df['short'])]
print (df)
long short short_in_long
0 sometext some True
1 someothertext other True
2 evenmoretext stuff False
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