From 51968f68a74da36ce6184c858e741d2d61082981 Mon Sep 17 00:00:00 2001
From: Roman Yavnikov <45608740+Romazes@users.noreply.github.com>
Date: Thu, 15 Aug 2024 23:17:10 +0300
Subject: [PATCH] Feat: More informative exception message in `lean logs`
 command (#489)

* feat: more informative excpetion message in `lean logs` command

* refactor: change error message more appropriate
---
 lean/commands/logs.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/lean/commands/logs.py b/lean/commands/logs.py
index a4ccdf4b..240dc6c3 100644
--- a/lean/commands/logs.py
+++ b/lean/commands/logs.py
@@ -89,6 +89,7 @@ def logs(backtest: bool, live: bool, optimization: bool, project: Optional[Path]
                 most_recent_timestamp = log_file_timestamp
 
     if most_recent_file is None:
-        raise RuntimeError(f"No {mode} log file exists")
+        raise RuntimeError(f"Unable to locate the {mode} log file, no recent run was found. "
+                           "Please provide the '--project' argument, e.g., --project '<Project_path>'.")
 
     print(most_recent_file.read_text(encoding="utf-8").strip())