From 69d8b35f65a4ce02bee4da688bc04f07eba5a537 Mon Sep 17 00:00:00 2001
From: Lint Action <lint-action@samuelmeuli.com>
Date: Wed, 4 Oct 2023 01:00:18 +0000
Subject: [PATCH] Fix code style issues with Black

---
 rocketpy/utilities.py | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/rocketpy/utilities.py b/rocketpy/utilities.py
index 78f10c515..78992ffb6 100644
--- a/rocketpy/utilities.py
+++ b/rocketpy/utilities.py
@@ -636,7 +636,9 @@ def liftoff_speed(mass):
     source = np.array(list(zip(x, y)), dtype=np.float64)
 
     retfunc = Function(
-        source, inputs="Rocket Mass without motor (kg)", outputs="Out of Rail Speed (m/s)"
+        source,
+        inputs="Rocket Mass without motor (kg)",
+        outputs="Out of Rail Speed (m/s)",
     )
     if plot:
         retfunc.plot(min_mass, max_mass, points)