import os,re top = os.popen("tasklist") process_list = [] split_r = r"\s+" memory_topTen = [] for key,item in enumerate(top): item = str(item).rstrip("\n") if key not in [0,1,2]: result = re.split(split_r,item) if len(result)
`import heapq import numpy as np import random a = np.random.randint(50,size= (4,5)) a = np.array(a) print(a) lists = [[] for i in range(4)] for i in range(len(a)): # print(heapq.nlargest(3, range(len(a[i])), a[i].take)) lists[i].append(heapq.nlarges
最近项目中用到二维码图片识别,在python下二维码识别,目前主要有三个模块:zbar .zbarlight.zxing. 1.三个模块的用法: #-*-coding=utf-8-*- import os import logging import zbar from PIL import Image import zxing import random import zbarlight logger=logging.getLogger(__name__) if not logger.handl