create column with values mapped from another column python
In [55]:
import pandas as pd
equiv = {7001:1, 8001:2, 9001:3}
df = pd.DataFrame( {"A": [7001, 8001, 9001]} )
df["B"] = df["A"].map(equiv)
print(df)
A B
0 7001 1
1 8001 2
2 9001 3
[3 rows x 2 columns]Copyright © 2021 Codeinu
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