From 35529a7c1776217d72ae59b40ab99227fd1ebad0 Mon Sep 17 00:00:00 2001
From: mgrover1 <mgroverwx@gmail.com>
Date: Tue, 31 Oct 2023 16:21:24 -0500
Subject: [PATCH] FIX: Fix when sweep_name is an empty attribute

---
 pyart/io/cfradial.py | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/pyart/io/cfradial.py b/pyart/io/cfradial.py
index 1ecb7d09dc..b9022c2659 100644
--- a/pyart/io/cfradial.py
+++ b/pyart/io/cfradial.py
@@ -192,7 +192,9 @@ def read_cfradial(
         ray_angle_res = None
 
     # Uses ARM scan name if present.
-    if hasattr(ncobj, "scan_name"):
+    if not hasattr(ncobj, "scan_name"):
+        ncobj.scan_name = ""
+    elif len(ncobj.scan_name) > 0:
         mode = ncobj.scan_name
     else:
         # first sweep mode determines scan_type