import os def list_files_and_folders(directory): for entry in os.listdir(directory): # 拼接完整的路径 full_path = os.path.join(directory, entry) if os.path.isdir(full_path): print(f"文件夹:{entry}") else: print(f"文件:{entry}") # 列出当前目录下所有文件和文件夹 current_directory ...
python str, list,tuple, dir Python3 字符串 字符串是 Python 中最常用的数据类型。我们可以使用引号('或")来创建字符串。 创建字符串很简单,只要为变量分配一个值即可。例如: var1 = 'Hello World!' var2 = "Runoob" Python 访问字符串中的值 Python 不支持单字符类型,单字符也在Python也是作为一个字符...
stus.pop()#不传参数代表删除最后一个,如果传参数,删除指定元素,不存在报错;删除后可以返回删除的元素 del stus[0]#删除指定下标的元素 stus.clear()#清空list 常用其他方法 stus.count('hedy')#查看某元素在list里的个数,如果元素不存在返回0 stus.index('hedy')#查看某元素在list里面的下标值,不存在报错 ...
importos# 当前工作目录current_dir=os.getcwd()print("当前工作目录:",current_dir)# 拼接路径path1=os.path.join(current_dir,"data")print("拼接路径1:",path1)path2=os.path.join(current_dir,"data","file.txt")print("拼接路径2:",path2)# 绝对路径abs_path=os.path.abspath(path2)print("绝对...
[envvar:PIPENV_CLEAR]-v,--verbose Verbose mode.--pypi-mirrorTEXTSpecify a PyPI mirror.--version Show the version and exit.-h,--help Showthismessage and exit.Usage Examples:Create anewprojectusing Python3.7,specifically:$ pipenv--python3.7Remove projectvirtualenv(inferred from current directory):$...
path.split('C:\\user\\username\\Downloads\\sw1.txt') >>> tuple1 ('C:\\user\\username\\Downloads', 'sw1.txt') >>> list1 = list(tuple1) >>> list1 ['C:\\user\\username\\Downloads', 'sw1.txt'] >>> 当然,这个split函数和dirname、basename函数的功能,高度相似...
fileDir = os.sep.join(["E:","test"]) # 以分隔符连接路径名 for root, dirs, files in os.walk(fileDir): print('the path is ...') print(root) print('the current directories under current directory :') print(dirs) print('the files in current directory :') ...
numbers = 1, 2, 3isinstance(numbers, list)Trueisinstance(numbers, str)False 也可以把多个类型放在元组中,其中一个与对象的类型相符即为True,若无相符则为False。如: numbers = 1, 2, 3isinstance(numbers, (list, str))True dir()示例: dir(list) ’__add__’, ‘__class__’, ‘__contains__...
列表(list)是一种有序的数据集合,可以包含不同类型的元素。字典(dictionary)则是一种键-值对(key-value)的数据结构 # 列表 animals= ["pig", "cat", "dog"]print(animal[0]) # 访问列表元素 # 字典 person = {"name": "Logan", "age": 21} print(person["name"]) # 访问字典值 🍀...
('Failed to get the current working directory.') raise OPIExecError('Failed to get the home directory.') root_elem = etree.fromstring(rsp_data) namespaces = {'file-operation': 'urn:huawei:yang:huawei-file-operation'} usb_dirs = [] slave_dir_list = [] master_dir = None for disk_...