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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 matrix_transpose(m):
 """ Transposes the input matrix. The input matrix :math:`m` is a 2-dimensional array. :param m: input matrix with dimensions :math:`(n \\times m)` :type m: list, tuple :return: transpose matrix with dimensions :math:`(m \\times n)` :rtype: list """

    num_cols = len(m)
    num_rows = len(m[0])
    m_t = []
    for i in range(num_rows):
        temp = []
        for j in range(num_cols):
            temp.append(m[j][i])
        m_t.append(temp)
    return m_t