Update agent_registry.py

swarms/structs/agent_registry.py

@@ -97,11 +97,16 @@ class AgentRegistry:
             agent (Agent): The agent to add.
 
         Raises:
-            ValueError: If the agent_name already exists in the registry.
+            ValueError: If the agent_name already exists in the registry or is invalid.
             ValidationError: If the input data is invalid.
         """
         name = agent.agent_name
 
+        # Input validation for agent_name
+        if not name or not isinstance(name, str):
+            logger.error("Invalid agent name provided.")
+            raise ValueError("Invalid agent name provided.")
+
         self.agent_to_py_model(agent)
 
         with self.lock: