From 7590cdf51af28c2214aa9ff0ed9e6e15c11d7e6e Mon Sep 17 00:00:00 2001
From: "S. Mahmudul Hasan" <mahmudulhasan947@gmail.com>
Date: Mon, 16 Oct 2023 00:48:20 -0400
Subject: [PATCH] minor fix, rotate, n=0 case

---
 src/collections.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/collections.cpp b/src/collections.cpp
index 8a441978..9907fc7e 100644
--- a/src/collections.cpp
+++ b/src/collections.cpp
@@ -302,8 +302,8 @@ namespace pkpy
                  {
                      PyDeque &self = _CAST(PyDeque &, args[0]);
                      int n = CAST(int, args[1]);
-
-                     self.rotate(n);
+                     if (n!=0) // handle trivial case
+                        self.rotate(n);
                      return vm->None;
                  });