fix: Raise instead of BaseTask.get_id implicitly returning None

doc/changelog.d/5047.fixed.md

@@ -0,0 +1 @@
+BaseTask.get_id potentially returning None

src/ansys/fluent/core/workflow.py

@@ -326,7 +326,7 @@ def inactive_tasks(self) -> list:
         """
         return []
 
-    def get_id(self) -> str:
+    def get_id(self) -> str:  # pylint: disable=missing-raises-doc
         """Get the unique string identifier of this task, as it is in the application.
 
         Returns
@@ -341,6 +341,10 @@ def get_id(self) -> str:
                     type_, id_ = k.split(":")
                     if type_ == "TaskObject":
                         return id_
+        raise RuntimeError(
+            f"Task ID not found for task '{self.name()}'. "
+            "This may indicate the task was not properly initialized."
+        )
 
     def get_idx(self) -> int:
         """Get the unique integer index of this task, as it is in the application.