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')