Matrixify your life

matrix.py

class Matrix:
    def __init__(self, matrix_string):
        self.matrix = matrix_string.split("\n")

    def row(self, index):
        row = self.matrix[index - 1]
        row_list = row.split()
        final_list = list(map(int, row_list))
        return final_list

    def column(self, index):
        columns = []
        for row in self.matrix:
            columns.append(row.split()[index - 1])
        final_list = list(map(int, columns))
        return final_list