updated on_delete method in combox.events.NodeDirMonitor

Now the method deletes the corresponding file in the combox directory
only if has not already been deleted.

	modified:   combox/events.py

1 files changed, 1 insertions, 1 deletions

diff --git a/combox/events.py b/combox/events.py
index fc0d932..71431c6 100644
--- a/combox/events.py
+++ b/combox/events.py
@@ -256,7 +256,7 @@ class NodeDirMonitor(LoggingEventHandler):
         if event.is_directory:
             # Delete corresponding directory under the combox directory.
             rm_path(file_cb_path)
-        else:
+        elif not event.is_directory and path.exists(file_cb_path):
             # remove the corresponding file under the combox directory.
             rm_path(file_cb_path)
             # remove file info from silo.