From 3530cdc55ccbbae5e6d8097275eae3a95d6b6ff5 Mon Sep 17 00:00:00 2001
From: Alexander Graf <17130992+aandergr@users.noreply.github.com>
Date: Wed, 2 Dec 2020 19:26:27 +0100
Subject: [PATCH] Fix rare FileNotFoundError in resumable_iterator()

... that occured when using a path name for the FrozenNodeIterator file
whose dirname was ''.
---
 instaloader/nodeiterator.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/instaloader/nodeiterator.py b/instaloader/nodeiterator.py
index c72fe46..7fbe154 100644
--- a/instaloader/nodeiterator.py
+++ b/instaloader/nodeiterator.py
@@ -263,7 +263,8 @@ def resumable_iteration(context: InstaloaderContext,
     try:
         yield is_resuming, start_index
     except KeyboardInterrupt:
-        os.makedirs(os.path.dirname(resume_file_path), exist_ok=True)
+        if os.path.dirname(resume_file_path):
+            os.makedirs(os.path.dirname(resume_file_path), exist_ok=True)
         save(iterator.freeze(), resume_file_path)
         context.log("\nSaved resume information to {}.".format(resume_file_path))
         raise