src/main/python/tests/manual_tests/multi_log_reg_mnist.py

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import logging

from systemds.context import SystemDSContext
from systemds.examples.tutorials.mnist import DataManager
from systemds.operator.algorithm import multiLogReg, multiLogRegPredict

d = DataManager()

with SystemDSContext() as sds:
    # Train Data
    X = sds.from_numpy(d.get_train_data().reshape((60000, 28 * 28)))
    Y = sds.from_numpy(d.get_train_labels()) + 1.0
    bias = multiLogReg(X, Y, tol=0.0001, verbose=False)
    # Test data
    Xt = sds.from_numpy(d.get_test_data().reshape((10000, 28 * 28)))
    Yt = sds.from_numpy(d.get_test_labels()) + 1.0
    [_, _, acc] = multiLogRegPredict(Xt, bias, Y=Yt).compute()

logging.info(acc)