multiple: rely on asyncio_mode auto in tests (#27200)

libs/text-splitters/pyproject.toml

@@ -1,5 +1,5 @@
 [build-system]
-requires = [ "poetry-core>=1.0.0",]
+requires = ["poetry-core>=1.0.0"]
 build-backend = "poetry.core.masonry.api"
 
 [tool.poetry]
@@ -14,7 +14,14 @@ repository = "https://github.com/langchain-ai/langchain"
 [tool.mypy]
 disallow_untyped_defs = "True"
 [[tool.mypy.overrides]]
-module = [ "transformers", "sentence_transformers", "nltk.tokenize", "konlpy.tag", "bs4", "pytest",]
+module = [
+    "transformers",
+    "sentence_transformers",
+    "nltk.tokenize",
+    "konlpy.tag",
+    "bs4",
+    "pytest",
+]
 ignore_missing_imports = "True"
 
 [tool.poetry.urls]
@@ -26,14 +33,17 @@ python = ">=3.9,<4.0"
 langchain-core = "^0.3.0"
 
 [tool.ruff.lint]
-select = [ "E", "F", "I", "T201",]
+select = ["E", "F", "I", "T201"]
 
 [tool.coverage.run]
-omit = [ "tests/*",]
+omit = ["tests/*"]
 
 [tool.pytest.ini_options]
 addopts = "--strict-markers --strict-config --durations=5"
-markers = [ "requires: mark tests as requiring a specific library", "asyncio: mark tests as requiring asyncio", "compile: mark placeholder test used to compile integration tests without running them",]
+markers = [
+    "requires: mark tests as requiring a specific library",
+    "compile: mark placeholder test used to compile integration tests without running them",
+]
 asyncio_mode = "auto"
 
 [tool.poetry.group.lint]