PYTHON 文件搜索

python文件搜索，玩具系列

主要调用函数

1.os.path.getsize()

2.os.path.getctime()

3.time.strptime(),time.strftime()

4.os.walk()

# -*- coding: cp936 -*-
"""
ha ha search rmvb
搜寻你电脑中的电影文件
会打印出一个列表，把电影和下载电影的时间告诉你，哈哈
"""
import os
import time

root_dit = 'd:\\'
file_type_list = ['rmvb','avi','wmv']


def file_size(addr):
    file_size_str = ''
    file_size = os.path.getsize(addr)
    if file_size < 1024:
        file_size_str = str(file_size) + ' B'
    if (file_size > 1024) & (file_size < 1024*1024) :
        file_size_str = str(file_size/1024) + ' KB'
    if file_size > 1024*1024:
        file_size_str = str(file_size/(1024*1024)) + ' MB'
    return file_size_str


def file_time(addr):
    file_time = time.ctime(os.path.getctime(addr))
    old = time.strptime(file_time,'%a %b %d %H:%M:%S %Y')
    new = time.strftime('%Y-%m-%d %H:%M:00',old)
    return new

def search_engine(root_dir,file_type_list):
    file_list = []
    for root,dirs,files in os.walk(root_dir):
        for i in files:
            file_type = []
            file_value = 0
            if file_value == 0:
                if i[-2:] in file_type_list:
                    file_value = 1
            if file_value == 0:
                if i[-3:] in file_type_list:
                    file_value = 1
            if file_value == 0:
                if i[-4:] in file_type_list:
                    file_value = 1
            if file_value == 1:
                file_addr = root + '\\' + i
                time = file_time(file_addr)
                size = file_size(file_addr)
                file_type = file_addr,time,size
                print file_type[0],file_type[1],file_type[2]
                file_list.append(file_type)
    return file_list

disk_list = ['d:\\','e:\\','f:\\','g:\\','h:\\','j:\\','c:\\']
all_list = []
for disk in disk_list:
    temp = search_engine(disk,file_type_list)
    all_list = all_list + temp
print len(all_list)