Asynchronously delete a file. If the file is a directory, it will only be deleted if it is empty. This has the same semantics as g_unlink().
the [I/O priority][io-priority] of the request
optional gio.Cancellable object, NULL to ignore
a GAsyncReadyCallback to call when the request is satisfied
the data to pass to callback function
2.34
Asynchronously delete a file. If the file is a directory, it will only be deleted if it is empty. This has the same semantics as g_unlink().