ref: Some ruff fixes from preview (#5420)

* Some ruff fixes from preview

* [autofix.ci] apply automated fixes

* [autofix.ci] apply automated fixes (attempt 2/3)

---------

Co-authored-by: autofix-ci[bot] <114827586+autofix-ci[bot]@users.noreply.github.com>

src/backend/tests/integration/components/assistants/test_assistants_components.py

@@ -1,12 +1,17 @@
 import pytest
+from langflow.components.astra_assistants import (
+    AssistantsCreateAssistant,
+    AssistantsCreateThread,
+    AssistantsGetAssistantName,
+    AssistantsListAssistants,
+    AssistantsRun,
+)
 
 from tests.integration.utils import run_single_component
 
 
 @pytest.mark.api_key_required
 async def test_list_assistants():
-    from langflow.components.astra_assistants import AssistantsListAssistants
-
     results = await run_single_component(
         AssistantsListAssistants,
         inputs={},
@@ -16,8 +21,6 @@ async def test_list_assistants():
 
 @pytest.mark.api_key_required
 async def test_create_assistants():
-    from langflow.components.astra_assistants import AssistantsCreateAssistant
-
     results = await run_single_component(
         AssistantsCreateAssistant,
         inputs={
@@ -36,8 +39,6 @@ async def test_create_assistants():
 
 @pytest.mark.api_key_required
 async def test_create_thread():
-    from langflow.components.astra_assistants import AssistantsCreateThread
-
     results = await run_single_component(
         AssistantsCreateThread,
         inputs={},
@@ -48,8 +49,6 @@ async def test_create_thread():
 
 
 async def get_assistant_name(assistant_id):
-    from langflow.components.astra_assistants import AssistantsGetAssistantName
-
     results = await run_single_component(
         AssistantsGetAssistantName,
         inputs={
@@ -60,8 +59,6 @@ async def get_assistant_name(assistant_id):
 
 
 async def run_assistant(assistant_id, thread_id):
-    from langflow.components.astra_assistants import AssistantsRun
-
     results = await run_single_component(
         AssistantsRun,
         inputs={

src/backend/tests/integration/components/astra/test_astra_component.py

@@ -2,6 +2,7 @@ import os
 
 import pytest
 from astrapy.db import AstraDB
+from langchain_astradb import AstraDBVectorStore, CollectionVectorServiceOptions
 from langchain_core.documents import Document
 from langflow.components.embeddings import OpenAIEmbeddingsComponent
 from langflow.components.vectorstores import AstraDBVectorStoreComponent
@@ -37,8 +38,6 @@ def astradb_client():
 
 @pytest.mark.api_key_required
 async def test_base(astradb_client: AstraDB):
-    from langflow.components.embeddings import OpenAIEmbeddingsComponent
-
     application_token = get_astradb_application_token()
     api_endpoint = get_astradb_api_endpoint()
 
@@ -88,8 +87,6 @@ async def test_astra_embeds_and_search():
 
 @pytest.mark.api_key_required
 def test_astra_vectorize():
-    from langchain_astradb import AstraDBVectorStore, CollectionVectorServiceOptions
-
     application_token = get_astradb_application_token()
     api_endpoint = get_astradb_api_endpoint()
 
@@ -132,8 +129,6 @@ def test_astra_vectorize():
 @pytest.mark.api_key_required
 def test_astra_vectorize_with_provider_api_key():
     """Tests vectorize using an openai api key."""
-    from langchain_astradb import AstraDBVectorStore, CollectionVectorServiceOptions
-
     application_token = get_astradb_application_token()
     api_endpoint = get_astradb_api_endpoint()
 
@@ -189,8 +184,6 @@ def test_astra_vectorize_with_provider_api_key():
 @pytest.mark.api_key_required
 def test_astra_vectorize_passes_authentication():
     """Tests vectorize using the authentication parameter."""
-    from langchain_astradb import AstraDBVectorStore, CollectionVectorServiceOptions
-
     store = None
     try:
         application_token = get_astradb_application_token()

src/backend/tests/integration/components/output_parsers/test_output_parser.py

@@ -10,7 +10,7 @@ from tests.integration.utils import ComponentInputHandle, run_single_component
 
 @pytest.mark.api_key_required
 async def test_csv_output_parser_openai():
-    format_instructions = ComponentInputHandle(
+    format_instructions_ = ComponentInputHandle(
         clazz=OutputParserComponent,
         inputs={},
         output_name="format_instructions",
@@ -24,7 +24,7 @@ async def test_csv_output_parser_openai():
         clazz=PromptComponent,
         inputs={
             "template": "List the first five positive integers.\n\n{format_instructions}",
-            "format_instructions": format_instructions,
+            "format_instructions": format_instructions_,
         },
         output_name="prompt",
     )