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$script_udfs = @@#py
from scipy.stats import ttest_ind
import numpy as np
def calc_ttest_ind(a, b):
    return float(ttest_ind(np.array(a, 'float64'), np.array(b, 'float64')).pvalue)
@@;
$udf_calc_ttest_ind = Python3::calc_ttest_ind(Callable<(List<double>, List<double>)->double>, $script_udfs);


SELECT $udf_calc_ttest_ind(
    AsList(0.4, 1., 6), 
    AsList(0.4, 1., 7)
) as pvalue