From 5ce88e4d1b06dcc846c94ec614fb00f64e85c125 Mon Sep 17 00:00:00 2001
From: jaseg <git@jaseg.de>
Date: Thu, 20 Apr 2023 00:46:30 +0200
Subject: Fix a bunch of bugs on the way to electroniceel's protoboard layout

---
 gerbonara/apertures.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'gerbonara/apertures.py')

diff --git a/gerbonara/apertures.py b/gerbonara/apertures.py
index b411412..d5670a2 100644
--- a/gerbonara/apertures.py
+++ b/gerbonara/apertures.py
@@ -474,7 +474,7 @@ class ApertureMacroInstance(Aperture):
     macro : object
     #: The parameters to the :py:class:`.ApertureMacro`. All elements should be floats or ints. The first item in the
     #: list is parameter ``$1``, the second is ``$2`` etc.
-    parameters : list
+    parameters : list = field(default_factory=list)
     #: Aperture rotation in radians. When saving, a copy of the :py:class:`.ApertureMacro` is re-written with this
     #: rotation.
     rotation : float = 0
-- 
cgit