包头48bit 数据98464 ...如此循环: piece_size = 48 piece_size1 = 98464 with open("C:\\Users\\Administrator\\Desktop\\bins\\234.bin", "rb") as in_file, open("C:\\Users\\Administrator\\Desktop\\bins\\234_deal.bin", "ab+") as ou
from random import Random def random_str(randomlength=31): str = '' chars = 'abcdefghijklmnopqrstuvwxyz0123456789' length = len(chars) - 1 random = Random() for i in range(randomlength): str+=chars[random.randint(0, length)] return str x = random_str
用类方法和静态方法实现:一个是追加写文件一行内容,一个是读指定行号的内容 #coding=utf-8 class handle_file(object): def __init__(self,file_path): self.file_path=file_path @classmethod def write_file(cls,file_path,content): with open(file_path,'a') as
Python 以指定的概率选取元素 Problem You want to pick an item at random from a list, just about as random.choice does, but you need to pick the various items with different probabilities given in another list, rather than picking any item with equal probability