From fb364352312df7cd89bca0a22a6106b234780da4 Mon Sep 17 00:00:00 2001
From: Frederic Fortier <fredfortier@gmail.com>
Date: Fri, 12 Jan 2018 19:52:53 -0500
Subject: [PATCH] BLD: added subfolder to stats exports

---
 catalyst/exchange/utils/stats_utils.py | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/catalyst/exchange/utils/stats_utils.py b/catalyst/exchange/utils/stats_utils.py
index 8cc9b6ca..6ca58d13 100644
--- a/catalyst/exchange/utils/stats_utils.py
+++ b/catalyst/exchange/utils/stats_utils.py
@@ -359,9 +359,13 @@ def stats_to_s3(uri, stats, algo_namespace, recorded_cols=None,
     pid = os.getpid()
 
     parts = uri.split('//')
-    obj = s3.Object(parts[1], '{}/{}-{}-{}.csv'.format(
-        folder, timestr, algo_namespace, pid
-    ))
+    path = '{folder}/{algo}/{time}-{algo}-{pid}.csv'.format(
+        folder=folder,
+        algo=algo_namespace,
+        time=timestr,
+        pid=pid,
+    )
+    obj = s3.Object(parts[1], path)
     obj.put(Body=bytes_to_write)