From ed7b8c1161f2df053cd6fcc4fe2bd37dda47e280 Mon Sep 17 00:00:00 2001
From: james <james.cook1@ukaea.uk>
Date: Mon, 3 Jun 2024 07:01:00 +0100
Subject: [PATCH] =?UTF-8?q?=F0=9F=9A=A8=20Ruff=20fixes?=
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---
 bluemira/magnets/solenoid_tools.py | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/bluemira/magnets/solenoid_tools.py b/bluemira/magnets/solenoid_tools.py
index dca450b4eb..41aa997462 100644
--- a/bluemira/magnets/solenoid_tools.py
+++ b/bluemira/magnets/solenoid_tools.py
@@ -8,8 +8,6 @@
 Tools for simple solenoid calculations.
 """
 
-from typing import Tuple
-
 import numpy as np
 
 from bluemira.magnetostatics.semianalytic_2d import semianalytic_Bx, semianalytic_Bz
@@ -60,7 +58,7 @@ def calculate_hoop_radial_stress(
     r_outer: float,
     r: float,
     poisson_ratio: float = 0.3,
-) -> Tuple[float]:
+) -> tuple[float]:
     """
     Calculate the hoop and radial stress at a radial location in a solenoid