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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def evaluate_micro_mask(matrix, matrix_size):
 """\ Evaluates the provided `matrix` of a Micro QR code. ISO/IEC 18004:2015(E) -- 7.8.3.2 Evaluation of Micro QR Code symbols (page 54) :param matrix: The matrix to evaluate :param matrix_size: The width (or height) of the matrix. :return int: The penalty score of the matrix. """

    sum1 = sum(matrix[i][-1] == 0x1 for i in range(1, matrix_size))
    sum2 = sum(matrix[-1][i] == 0x1 for i in range(1, matrix_size))
    return sum1 * 16 + sum2 if sum1 <= sum2 else sum2 * 16 + sum1