From b4172b79ed5358f31b48f75440179814f2e0a275 Mon Sep 17 00:00:00 2001
From: hujay2019 <54535202+hujay2019@users.noreply.github.com>
Date: Sun, 24 Dec 2023 16:20:25 +0800
Subject: [PATCH] Update Comment

---
 pysqa/ext/remote.py | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/pysqa/ext/remote.py b/pysqa/ext/remote.py
index 9f81573..d03d0df 100644
--- a/pysqa/ext/remote.py
+++ b/pysqa/ext/remote.py
@@ -176,7 +176,10 @@ def _transfer_files(self, file_dict, sftp=None, transfer_back=False):
         for file_src, file_dst in tqdm(file_dict.items()):
             if transfer_back:
                 try:
-                    sftp_client.stat(file_dst)  # Check remote file existence
+                    # Check remote file existence.
+                    # If the remote file does not exist, sftp_client.get() will make the local file empty
+                    # sftp_client.stat() can throw an exception early to prevent the execution of sftp_client.get().
+                    sftp_client.stat(file_dst)
                     sftp_client.get(file_dst, file_src)
                 except FileNotFoundError:
                     pass