From 9a65fc2cf4f2a8f6afbd0f3d55d259c1ac590afb Mon Sep 17 00:00:00 2001
From: Steve Heim <heim.steve@gmail.com>
Date: Mon, 27 Jun 2022 15:30:48 -0400
Subject: [PATCH] when resuming training, sort by last-modified, so you do not
 get the wrong folder when the month changes

---
 legged_gym/utils/helpers.py | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/legged_gym/utils/helpers.py b/legged_gym/utils/helpers.py
index b05efaa53..ae7501500 100644
--- a/legged_gym/utils/helpers.py
+++ b/legged_gym/utils/helpers.py
@@ -102,9 +102,8 @@ def parse_sim_params(args, cfg):
 
 def get_load_path(root, load_run=-1, checkpoint=-1):
     try:
-        runs = os.listdir(root)
-        #TODO sort by date to handle change of month
-        runs.sort()
+        runs = sorted(os.listdir(root),
+                      key=lambda x: os.path.getctime(os.path.join(root, x)))
         if 'exported' in runs: runs.remove('exported')
         last_run = os.path.join(root, runs[-1])
     except: