🐛 fix(endpoints.py): replace backend type string with backend name to improve readability and semantics (#1010)

pyproject.toml

@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "langflow"
-version = "0.5.0b4"
+version = "0.5.0b5"
 description = "A Python package with a built-in web application"
 authors = ["Logspace <contact@logspace.ai>"]
 maintainers = [

src/backend/langflow/api/v1/endpoints.py

@@ -156,7 +156,7 @@ async def process_flow(
             result=task_result,
             task=task_response,
             session_id=session_id,
-            backend=str(type(task_service.backend)),
+            backend=task_service.backend_name,
         )
     except sa.exc.StatementError as exc:
         # StatementError('(builtins.ValueError) badly formed hexadecimal UUID string')

src/backend/langflow/services/task/backends/anyio.py

@@ -34,6 +34,8 @@ class AnyIOTaskResult:
 
 
 class AnyIOBackend(TaskBackend):
+    name = "anyio"
+
     def __init__(self):
         self.tasks = {}
 

src/backend/langflow/services/task/backends/celery.py

@@ -5,6 +5,8 @@ from langflow.worker import celery_app
 
 
 class CeleryBackend(TaskBackend):
+    name = "celery"
+
     def __init__(self):
         self.celery_app = celery_app
 

src/backend/langflow/services/task/manager.py

@@ -35,6 +35,10 @@ class TaskService(Service):
         self.backend = self.get_backend()
         self.use_celery = USE_CELERY
 
+    @property
+    def backend_name(self) -> str:
+        return self.backend.name
+
     def get_backend(self) -> TaskBackend:
         if USE_CELERY:
             from langflow.services.task.backends.celery import CeleryBackend