From f6f5c70372113df2a0a9915ac32befe38a117571 Mon Sep 17 00:00:00 2001
From: Christopher Yeh <chrisyeh96@users.noreply.github.com>
Date: Tue, 8 Aug 2023 13:44:47 -0700
Subject: [PATCH] Fix plotting bug

When pandapower is imported, matplotlib savefig may run into a bug where the GraphicsContextBase._capstyle is set to a str instead of a CapStyle instance. Calling the proper set_capstyle() method solves this issue.
---
 pandapower/plotting/__init__.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pandapower/plotting/__init__.py b/pandapower/plotting/__init__.py
index 8b71f2bea..11a5090a4 100644
--- a/pandapower/plotting/__init__.py
+++ b/pandapower/plotting/__init__.py
@@ -16,7 +16,7 @@
     class GC(GraphicsContextBase):
         def __init__(self):
             super().__init__()
-            self._capstyle = 'round'
+            self.set_capstyle('round')
 
     def custom_new_gc(self):
         return GC()