From f469110898cfcb9bd09fc6fb45b2b18b90f975c1 Mon Sep 17 00:00:00 2001
From: Ralf Schlatterbeck <rsc@runtux.com>
Date: Fri, 28 Jul 2023 12:39:50 +0200
Subject: [PATCH] Fix for newer matplotlib no type np.complex

The type 'np.complex' has long been deprecated in matplotlib. Solution
is to use the python builtin type 'complex'.
---
 smithplot/smithaxes.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/smithplot/smithaxes.py b/smithplot/smithaxes.py
index 2ed8cbb..841bc36 100644
--- a/smithplot/smithaxes.py
+++ b/smithplot/smithaxes.py
@@ -728,7 +728,7 @@ def plot(self, *args, **kwargs):
                     pass
 
             # if (converted) arg is an ndarray of complex type, split it
-            if isinstance(arg, np.ndarray) and arg.dtype in [np.complex, np.complex128]:
+            if isinstance(arg, np.ndarray) and arg.dtype in [complex, np.complex128]:
                 new_args += z_to_xy(arg)
             else:
                 new_args += (arg,)