data_root = os.path.abspath(os.path.join(os.getcwd(), "../.."))这句代码的意思
时间: 2023-08-15 12:12:44 浏览: 270
这段代码的作用是获取当前工作目录的上两级目录,并将其绝对路径赋值给变量 `data_root`。它使用了 `os.getcwd()` 函数来获取当前工作目录的路径,然后通过 `os.path.join()` 函数将当前工作目录路径与相对路径 `../..` 进行拼接,得到上两级目录的路径。最后,使用 `os.path.abspath()` 函数将拼接后的路径转换为绝对路径,并将其赋值给变量 `data_root`。这样做的目的可能是为了获取上级目录中的数据文件或文件夹。
相关问题
data_root = os.path.abspath(os.path.join(os.getcwd(), "../.."))
This code snippet creates a variable called `data_root` that stores the absolute path of the parent directory of the current working directory.
Here's how it works:
- `os.getcwd()` returns the current working directory as a string.
- `os.path.join()` joins the current working directory with the relative path `"../.."` which represents the parent directory of the current directory.
- `os.path.abspath()` returns the absolute path of the joined path. This ensures that the path is in a standardized format with all symbolic links resolved and any relative paths converted to absolute paths.
Overall, this code is useful for navigating to a specific directory relative to the current working directory, regardless of where the code is run from.
data_root = os.path.abspath(os.path.join(os.getcwd(), "../.."))改成当前路径
要将data_root修改为当前路径,可以使用以下代码:
```python
import os
data_root = os.getcwd()
```
这将使用`os.getcwd()`函数获取当前工作目录的路径,并将其赋值给`data_root`变量。这样,`data_root`就代表了当前路径。