pandas where based another column
# Changes the 'is_electric' column based on value in the 'type' column
# If the 'type' column == 'electric' then the 'is_electric' becomes 'YES'
df['is_electric']= df['type'].apply(lambda x: 'YES' if (x == 'electric') else 'NO')pandas dataframe column based on another column
df['c2'] = np.where(df.c1 == 8,'T', 'F')
c1 c2 c3
0 4 F 1
1 8 T 9
2 1 F 8
3 3 F 5
4 3 F 8Copyright © 2021 Codeinu
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