pandas create new column conditional on other columns
# For creating new column with multiple conditions
conditions = [
(df['Base Column 1'] == 'A') & (df['Base Column 2'] == 'B'),
(df['Base Column 3'] == 'C')]
choices = ['Conditional Value 1', 'Conditional Value 2']
df['New Column'] = np.select(conditions, choices, default='Conditional Value 1')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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