Фигня на питоне

import numpy as np


def max_in_list(array):
    MAX = array[0]
    for i in array:
        if MAX < i:
            MAX = i
    return MAX


def min_in_list(array):
    MIN = array[0]
    for i in array:
        if MIN > i:
            MIN = i
    return MIN


def ABS(a):
    return (a**2)**(1/2)


def f1(array):
    for i in range(len(array)-1):
        for j in range(len(array)-1-i):
            if ABS(array[j]) > ABS(array[j+1]):
                buff = array[j]
                array[j] = array[j+1]
                array[j+1] = buff
    return array


def f2(array):
    buf = list()
    array2 = list()
    for i in range(len(array[0])):
        g = list()
        for j in range(len(array)):
            g.append(array[j][i])
        buf.append(max_in_list(g))
        array2.append(g)
    max_i = 0
    MAX = buf[0]
    for i in range(len(buf)):
        if buf[i] > MAX:
            MAX = buf[i]
            max_i = i
    ans = 0
    for i in range(len(array)):
        ans += array[i][max_i]
    return ans


# Вопрос: четные по индексам или по порядку?
# Предположим что нумерация строк начинается с 1
def f3(array):
    for i in range(len(array)):
        for j in range(len(array[0])-1):
            if i % 2 == 0:
                break
            for k in range(len(array[0])-1-j):
                if array[i][k]<array[i][k+1]:
                    buff = array[i][k]
                    array[i][k] = array[i][k+1]
                    array[i][k+1] = buff
    return array


def f4(array):
    buf = list()
    array2 = list()
    for i in range(len(array[0])):
        g = list()
        for j in range(len(array)):
            g.append(array[j][i])
        buf.append(max_in_list(g))
        array2.append(g)
    for i in range(len(buf)-1):
        for j in range(len(buf)-1-i):
            if buf[j]<buf[j+1]:
                buff = buf[j]
                array_buff = array2[j]
                buf[j] = buf[j+1]
                array2[j] = array2[j+1]
                buf[j+1] = buff
                array2[j+1] = array_buff
    ans = list()
    for i in range(len(array2[0])):
        g = list()
        for j in range(len(array2)):
            g.append(array2[j][i])
        ans.append(g)
    return np.array(ans)