Baz Walter wrote:

> attempting to remove the cwd would produce an error). but how can python
> determine the parent directory of a directory that no longer exists?

My tentative explanation would be that the directory, namely the inode, 
still exists -- only the entry for it in its parent directory is gone.

So "one level up from here" is still a valid operation, but there is no 
longer a path in the file system associated with "here".

Peter
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