When we save some data into a file, we have to check the path of this file is absolute or not. We can use os.path.isabs() to do this. In this tutorial, we will use some examples to show you how to use this function.
Check the path of the file is absolute or not. The return value is True or False. This function works fine on windows and unix system.
When we need this function?
If you plan to write some data into a file, you should do:
1.Checking the path of this file is absolute or not
2.If the path is not, you should get the absolute path and you may have to create some directories.
To get the absolute path of file, you can refer to this tutorial:
3. If the path of the file is absolute, you should check the directory path exist or not. If it is not existing, you should create it.
How to use os.path.isabs()
Here is an example:
import os path = 'C:\\' print(os.path.isabs(path)) path = 'C:\\1.txt' print(os.path.isabs(path))
All results are:True
path = './1.txt' print(os.path.isabs(path))
The result is: False