From af9afd0da56e372088ac1fa2a8154fab8c9f36b6 Mon Sep 17 00:00:00 2001
From: ckmah <clarence.k.mah@gmail.com>
Date: Mon, 15 Apr 2024 16:20:24 -0700
Subject: [PATCH] fix duplicate hue cols

---
 bento/plotting/_plotting.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/bento/plotting/_plotting.py b/bento/plotting/_plotting.py
index f91311a..02e0125 100644
--- a/bento/plotting/_plotting.py
+++ b/bento/plotting/_plotting.py
@@ -27,6 +27,8 @@ def _prepare_points_df(sdata, points_key, instance_key, sync, semantic_vars=None
         vars = [v for v in semantic_vars if v is not None]
     cols.extend(vars)
 
+    cols = list(set(cols))
+
     if hue_order is not None:
         points = points[points[hue].isin(hue_order)]