From fd65cff55655f9aec6c15809fe71cabe23a06059 Mon Sep 17 00:00:00 2001
From: XianBW <36835909+XianBW@users.noreply.github.com>
Date: Thu, 19 Sep 2024 17:37:29 +0800
Subject: [PATCH] show variables only when it exists (#277)

---
 rdagent/log/ui/app.py | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/rdagent/log/ui/app.py b/rdagent/log/ui/app.py
index d8ce2c56..2d453cca 100644
--- a/rdagent/log/ui/app.py
+++ b/rdagent/log/ui/app.py
@@ -460,9 +460,10 @@ def tasks_window(tasks: list[FactorTask | ModelTask]):
                 st.latex(mt.formulation)
 
                 mks = "| Variable | Description |\n| --- | --- |\n"
-                for v, d in mt.variables.items():
-                    mks += f"| ${v}$ | {d} |\n"
-                st.markdown(mks)
+                if mt.variables:
+                    for v, d in mt.variables.items():
+                        mks += f"| ${v}$ | {d} |\n"
+                    st.markdown(mks)
 
 
 def research_window():