目录遍历

import os  
def fun1(path1):
    stack = []      #设定一个列表
    stack.append(path1)
    # print(stack)
    while len(stack) != 0 :
        path1 = stack.pop()   #列表后进先出
        dir_path = os.listdir(path1)
        for i in dir_path:
            if os.path.isdir(os.path.join(path1,i)):   #判断绝对路径下文件是普通文件还是目录
                print("是目录:",i)
                stack.append(os.path.join(path1,i))    #普通文件压栈
            else:
                print("不是目录:",i)
fun1(r'D:python_code')

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import os
def fun1(path1,sp):
    sp += '  '
    for i in os.listdir(path1):
        if os.path.isdir(os.path.join(path1,i)):
            print(sp,"是目录:",i)
            fun1(os.path.join(path1,i),sp)
        else:
            print(sp,"是普通文件:",i)
fun1(r'D:python_code','')


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import os
import collections

def fun1(path1):
    queue = collections.deque()
    queue.append(path1)
    # print(queue)
    while len(queue) != 0 :
        path1 = queue.popleft()
        dir_path = os.listdir(path1)
        for i in dir_path:
            if os.path.isdir(os.path.join(path1,i)):
                print("是目录:",i)
                queue.append(os.path.join(path1,i))
            else:
                print("不是目录:",i)
fun1(r'D:python_code	est1')