Make GrpcServer.ip return "" upon error and not 0 as return value should be a string.

PProfizi · PProfizi · commit 0380590bff38 · 2022-10-27T11:55:29.000+02:00
diff --git a/ansys/dpf/core/server_types.py b/ansys/dpf/core/server_types.py
@@ -691,7 +691,7 @@ def ip(self):
         try:
             return self.info["server_ip"]
         except:
-            return 0
+            return ""
 
     @property
     def port(self):
