os.listdir is a built-in method in Python that is used to list all the files and directories in a specified directory. This method takes a path as an argument and returns a list of all the files and directories present in that path.
The os module in Python is used to interact with the operating system and perform various operations such as creating directories
deleting files
and listing files. The os.listdir method is one of the many functions provided by the os module that makes it easier to work with files and directories.
When you call the os.listdir method with a path as an argument
it returns a list of all the files and directories present in that path. The list contains the names of all the files and directories present in the specified directory.
For example
if you call os.listdir('/path/to/directory')
it will return a list of all the files and directories present in the directory specified by '/path/to/directory'.
The os.listdir method does not recursively list all the files and directories present in subdirectories. It only lists the files and directories present in the specified directory.
You can use the os.listdir method in combination with other methods from the os module to perform various operations on files and directories. For example
you can use os.listdir to get a list of all files in a directory and then use os.remove to ｄｅｌｅｔｅ a specific file.
Overall
the os.listdir method is a useful tool for listing all the files and directories present in a specified directory in Python. It simplifies the process of working with files and directories and makes it easier to perform various operations on them.
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