对象方法需要在对象上调用,而类方法需要在类上调用 FileExistsError: [Errmo 17] File exists 说明:该文件已存在。解决方案:首先检查文件是否存在,如果存在,请不要再次创建它。 FileNotFoundError: [Ermo 2] No such file or directory 说明:请求的文件或目录不存在。解决方案:检查文件或目录的路径是否正确 Indent...
# Python program to find the SHA-1 message digest of a file # importing the hashlib module import hashlib def hash_file(filepath): """This function returns the SHA-1 hash of the file passed into it""" # make a hash object h = hashlib.sha1() # open file for reading in binary mo...
_PAT = 'pat' FILE_TYPE_MOD = 'mod' FILE_TYPE_LIC = 'lic' FILE_TYPE_USER = 'user' FILE_TYPE_FEATURE_PLUGIN = 'feature-plugin' #日志等级 LOG_INFO_TYPE = 'INFO' LOG_WARN_TYPE = 'WARNING' LOG_ERROR_TYPE = 'ERROR' # Configure the default mode for activating the deployment file....
``` # Python script to rename multiple files in a directory import os def rename_files(directory_path, old_name, new_name): for filename in os.listdir(directory_path): if old_name in filename: new_filename = filename.replace(old_name, new_name) os.rename(os.path.join(directory_path...
parser.add_argument("source",help="Source file") parser.add_argument("dest",help="Destination directory or file") parser.add_argument("--timezone",help="Timezone of the file's timestamp", choices=['EST5EDT','CST6CDT','MST7MDT','PST8PDT'], ...
(r"^a","\nabc\neee",flags=re.MULTILINE)3'$'匹配字符结尾,或e.search("foo$","bfoo\nsdfsf",flags=re.MULTILINE).group()也可以4'*'匹配*号前的字符0次或多次,re.findall("ab*","cabb3abcbbac") 结果为['abb','ab','a']5'+'匹配前一个字符1次或多次,re.findall("ab+","ab+cd+...
a directoryimport osdef rename_files(directory_path, old_name, new_name):for filename in os.listdir(directory_path):if old_name in filename:new_filename = filename.replace(old_name, new_name)os.rename(os.path.join(directory...
Traceback (most recent call last): File "/Users/liuxiaowei/PycharmProjects/路飞全栈/day09/2.读文件.py", line 2, in <module> file_object = open('infower.txt', mode='rt', encoding='utf-8') FileNotFoundError: [Errno 2] No such file or directory: 'infower.txt' 1. 2. 3. 4....
exists()) print(Path('non_existent_file').exists()) 运行结果如下: 代码语言:javascript 代码运行次数:0 运行 AI代码解释 D:\python\pycharm2020\program\pathlib模块的基本使用.py True True True True False False True True False Path.iterdir():When the path points to a directory,yield path ...
路径也叫文件夹,或者目录(path,folder,directory) python程序的“当前文件夹”(当前路径,当前目录) 程序运行时,会有一个“当前文件夹”,open打开文件时,如果文件名不是绝对路径形式,则都是相对于当前文件夹的。 一般情况下,.py文件所在的文件夹,就是程序运行时的当前文件夹。在Pycharm里面运行程序,就是如此。 程...