Only use a cached binding if the xaddr is the same

Author: esev

onvif/client.py

@@ -329,9 +329,11 @@ def create_onvif_service(self, name, port_type=None):
         name = name.lower()
         xaddr, wsdl_file, binding_name = self.get_definition(name, port_type)
 
-        # Don't re-create bindings
-        if binding_name in self.services:
-            return self.services[binding_name]
+        # Don't re-create bindings if the xaddr remains the same.
+        # The xaddr can change when a new PullPointSubscription is created.
+        binding = self.services.get(binding_name)
+        if binding and binding.xaddr == xaddr:
+            return binding
 
         service = ONVIFService(
             xaddr,