ls_file_dir_by_size.py

# -*- coding: utf-8 -*-
import subprocess
import os
from typing import NoReturn

def walksdir(_dir: str='.') -> NoReturn:
	for root, dirs, _ in os.walk(_dir):
		#print(dirs)
		for x in dirs:
			subp = subprocess.Popen(['du', '-sh', x], stdout=subprocess.PIPE)
			subp.wait()
			yield subp.communicate()[0].decode()
		break

def walksfile(_dir: str='.') -> NoReturn:
	for root, _, files in os.walk(_dir):
		for x in files:
			subp = subprocess.Popen(['ls', '-lh', x], stdout=subprocess.PIPE)
			subp.wait()
			yield subp.communicate()[0].decode()
		break # list current directory file only

def convert(size: str) -> float:
	base = 1
	if size[-1] == 'M':
		base = 1024
	elif size[-1] == 'G':
		base = 1024 * 1024
	if len(size) == 1: size = '10'
	return float(size[:-1]) * base

dirstr = []
for x in walksdir():
	dirstr.append(x)

for x in walksfile():
	s = x.split()
	#print(s)
	dirstr.append('\t'.join((s[4], ' '.join(s[8:])))+'\n')

for x in sorted(dirstr, key=lambda x: convert(x.split()[0])):
	print(x, end='')