file_path='example.txt'# 读取文件withopen(file_path,'r')asfile:data=file.read()print(data) 2.2 读取CSV文件 使用csv模块来读取CSV格式的文件。 importcsvcsv_file_path='example.csv'# 读取CSV文件withopen(csv_file_path,'r')ascsvfile:csv_reader=csv.reader(csvfile)forrowincsv_reader:print(row...
opener must return an open file descriptor (passing os.open as opener results in functionality similar to passing None). 说明: 1. 函数功能打开一个文件,返回一个文件读写对象,然后可以对文件进行相应读写操作。 2. file参数表示的需要打开文件的相对路径(当前工作目录)或者一个绝对路径,当传入路径不存在...
The following code showshow to open a text file for readingin Python. In this example, we areopening a file using the absolute Path. An absolute path contains the entire path to the file or directory that we need to access. It includes the complete directory list required to locate the f...
listdir('path_to_directory') 1.3 遍历文件列表 接着,您需要遍历文件列表,对每一个文件进行重命名。 代码语言:javascript 代码运行次数:0 运行 AI代码解释 for file in files: # 获取文件的完整路径 full_path = os.path.join('path_to_directory', file) # 检查是否是文件 if os.path.isfile(full_path...
'samefile', 'sameopenfile', 'samestat', 'normcase', 'normpath', 'commonpath', 'commonprefix'] 1. 2. 3. 4. 5. 6. 7. 8. expanduser()和expandvars()函数 python默认不会识别shell变量及家目录符~,可以通过这两个函数实现扩展 In [1]: expandvars('$HOME/workspace') ...
是绝对路径,是则返回True,否则返回Falseos.path.isabs(path)#判断path是否是一个文件os.path.isfile(path)#判断path是否是一个目录os.path.isdir(path)#判断path是否是一个链接os.path.islink(path)#判断path是否是一个挂载点os.path.ismount(path)#判断path1和path2是否为同一个文件os.path.samefile(path1,...
Open file and return a stream. Raise OSError upon failure. 打开文件返回的是一个文件流,我觉得应该是字节流。当打开失败了就造成操作系统错误 file is either a text or byte string giving the name (and the path if the file isn't in the current working directory) of the file to ...
('The name of image file to be downloaded is the same as the image file of system.', LOG_WARN_TYPE) continue file_name_dict[FILE_TYPE_SOFTWARE] = _file_name elif file_type == FILE_TYPE_CFG: if _file_name in [startup.current.config, startup.next.config]: print_ztp_log('The ...
The Python os.path.sameopenfile() method is used to check whether two file descriptors refer to the same file or directory in the file system.If both file descriptors refer to the same open file or directory (even if they are different descriptors), the method returns True. If the file ...
ampy --port COM10 rm /remote/path/file.py 这会删除MicroPython设备上的指定文件。 6. 创建目录: ampy --port COM10 mkdir /remote/path/new_directory 这会在MicroPython设备上创建新的目录。 7. 重启设备: ampy --port COM10 reset 这会重启MicroPython设备。