diff --git a/tests/client/test_async_client.py b/tests/client/test_async_client.py
index 8d7eaa3c..b02671fc 100644
--- a/tests/client/test_async_client.py
+++ b/tests/client/test_async_client.py
@@ -3,9 +3,8 @@ from __future__ import annotations
 import typing
 from datetime import timedelta
 
-import pytest
-
 import httpx
+import pytest
 
 
 @pytest.mark.anyio
diff --git a/tests/client/test_auth.py b/tests/client/test_auth.py
index 7638b8bd..afb9dc50 100644
--- a/tests/client/test_auth.py
+++ b/tests/client/test_auth.py
@@ -13,9 +13,8 @@ import typing
 from urllib.request import parse_keqv_list
 
 import anyio
-import pytest
-
 import httpx
+import pytest
 
 from ..common import FIXTURES_DIR
 
diff --git a/tests/client/test_client.py b/tests/client/test_client.py
index 65783901..142cb24b 100644
--- a/tests/client/test_client.py
+++ b/tests/client/test_client.py
@@ -4,9 +4,8 @@ import typing
 from datetime import timedelta
 
 import chardet
-import pytest
-
 import httpx
+import pytest
 
 
 def autodetect(content):
diff --git a/tests/client/test_cookies.py b/tests/client/test_cookies.py
index f0c83525..d977dbe8 100644
--- a/tests/client/test_cookies.py
+++ b/tests/client/test_cookies.py
@@ -1,8 +1,7 @@
 from http.cookiejar import Cookie, CookieJar
 
-import pytest
-
 import httpx
+import pytest
 
 
 def get_and_set_cookies(request: httpx.Request) -> httpx.Response:
diff --git a/tests/client/test_event_hooks.py b/tests/client/test_event_hooks.py
index 78fb0484..dc995713 100644
--- a/tests/client/test_event_hooks.py
+++ b/tests/client/test_event_hooks.py
@@ -1,6 +1,5 @@
-import pytest
-
 import httpx
+import pytest
 
 
 def app(request: httpx.Request) -> httpx.Response:
diff --git a/tests/client/test_headers.py b/tests/client/test_headers.py
index 47f5a4d7..5f975e30 100755
--- a/tests/client/test_headers.py
+++ b/tests/client/test_headers.py
@@ -1,8 +1,7 @@
 #!/usr/bin/env python3
 
-import pytest
-
 import httpx
+import pytest
 
 
 def echo_headers(request: httpx.Request) -> httpx.Response:
diff --git a/tests/client/test_proxies.py b/tests/client/test_proxies.py
index 3e4090dc..9806d439 100644
--- a/tests/client/test_proxies.py
+++ b/tests/client/test_proxies.py
@@ -1,7 +1,6 @@
 import httpcore
-import pytest
-
 import httpx
+import pytest
 
 
 def url_to_origin(url: str) -> httpcore.URL:
diff --git a/tests/client/test_redirects.py b/tests/client/test_redirects.py
index f6582713..8b367216 100644
--- a/tests/client/test_redirects.py
+++ b/tests/client/test_redirects.py
@@ -1,8 +1,7 @@
 import typing
 
-import pytest
-
 import httpx
+import pytest
 
 
 def redirects(request: httpx.Request) -> httpx.Response:
diff --git a/tests/conftest.py b/tests/conftest.py
index 858bca13..94b82aeb 100644
--- a/tests/conftest.py
+++ b/tests/conftest.py
@@ -5,6 +5,7 @@ import threading
 import time
 import typing
 
+import httpx
 import pytest
 import trustme
 from cryptography.hazmat.backends import default_backend
@@ -17,7 +18,6 @@ from cryptography.hazmat.primitives.serialization import (
 from uvicorn.config import Config
 from uvicorn.server import Server
 
-import httpx
 from tests.concurrency import sleep
 
 ENVIRONMENT_VARIABLES = {
diff --git a/tests/models/test_cookies.py b/tests/models/test_cookies.py
index f7abe11a..8cac8b4f 100644
--- a/tests/models/test_cookies.py
+++ b/tests/models/test_cookies.py
@@ -1,8 +1,7 @@
 import http
 
-import pytest
-
 import httpx
+import pytest
 
 
 def test_cookies():
diff --git a/tests/models/test_headers.py b/tests/models/test_headers.py
index a87a4467..ad1d89af 100644
--- a/tests/models/test_headers.py
+++ b/tests/models/test_headers.py
@@ -1,6 +1,5 @@
-import pytest
-
 import httpx
+import pytest
 
 
 def test_headers():
diff --git a/tests/models/test_queryparams.py b/tests/models/test_queryparams.py
index 29b2ca63..54e47050 100644
--- a/tests/models/test_queryparams.py
+++ b/tests/models/test_queryparams.py
@@ -1,6 +1,5 @@
-import pytest
-
 import httpx
+import pytest
 
 
 @pytest.mark.parametrize(
diff --git a/tests/models/test_requests.py b/tests/models/test_requests.py
index b31fe007..3e5bed9b 100644
--- a/tests/models/test_requests.py
+++ b/tests/models/test_requests.py
@@ -1,9 +1,8 @@
 import pickle
 import typing
 
-import pytest
-
 import httpx
+import pytest
 
 
 def test_request_repr():
diff --git a/tests/models/test_responses.py b/tests/models/test_responses.py
index 06c28e1e..f484d5d6 100644
--- a/tests/models/test_responses.py
+++ b/tests/models/test_responses.py
@@ -3,9 +3,8 @@ import pickle
 import typing
 
 import chardet
-import pytest
-
 import httpx
+import pytest
 
 
 class StreamingBody:
diff --git a/tests/models/test_url.py b/tests/models/test_url.py
index 03072e8f..aa0fece3 100644
--- a/tests/models/test_url.py
+++ b/tests/models/test_url.py
@@ -1,6 +1,5 @@
-import pytest
-
 import httpx
+import pytest
 
 # Tests for `httpx.URL` instantiation and property accessors.
 
diff --git a/tests/models/test_whatwg.py b/tests/models/test_whatwg.py
index 14af6825..5e33e236 100644
--- a/tests/models/test_whatwg.py
+++ b/tests/models/test_whatwg.py
@@ -5,7 +5,6 @@
 import json
 
 import pytest
-
 from httpx._urlparse import urlparse
 
 # URL test cases from...
diff --git a/tests/test_api.py b/tests/test_api.py
index 225f384e..8d8147b3 100644
--- a/tests/test_api.py
+++ b/tests/test_api.py
@@ -1,8 +1,7 @@
 import typing
 
-import pytest
-
 import httpx
+import pytest
 
 
 def test_get(server):
diff --git a/tests/test_asgi.py b/tests/test_asgi.py
index ffbc91bc..1a5c308a 100644
--- a/tests/test_asgi.py
+++ b/tests/test_asgi.py
@@ -1,8 +1,7 @@
 import json
 
-import pytest
-
 import httpx
+import pytest
 
 
 async def hello_world(scope, receive, send):
diff --git a/tests/test_auth.py b/tests/test_auth.py
index 6b6df922..8179da73 100644
--- a/tests/test_auth.py
+++ b/tests/test_auth.py
@@ -6,9 +6,8 @@ Integration tests also exist in tests/client/test_auth.py
 
 from urllib.request import parse_keqv_list
 
-import pytest
-
 import httpx
+import pytest
 
 
 def test_basic_auth():
diff --git a/tests/test_config.py b/tests/test_config.py
index 22abd4c2..381e10ec 100644
--- a/tests/test_config.py
+++ b/tests/test_config.py
@@ -3,9 +3,8 @@ import typing
 from pathlib import Path
 
 import certifi
-import pytest
-
 import httpx
+import pytest
 
 
 def test_load_ssl_config():
diff --git a/tests/test_content.py b/tests/test_content.py
index f63ec18a..f670ebfb 100644
--- a/tests/test_content.py
+++ b/tests/test_content.py
@@ -1,9 +1,8 @@
 import io
 import typing
 
-import pytest
-
 import httpx
+import pytest
 
 method = "POST"
 url = "https://www.example.com"
diff --git a/tests/test_decoders.py b/tests/test_decoders.py
index 9ffaba18..f61142e2 100644
--- a/tests/test_decoders.py
+++ b/tests/test_decoders.py
@@ -5,11 +5,10 @@ import typing
 import zlib
 
 import chardet
+import httpx
 import pytest
 import zstandard as zstd
 
-import httpx
-
 
 def test_deflate():
     """
diff --git a/tests/test_exceptions.py b/tests/test_exceptions.py
index 60c8721c..a4366dec 100644
--- a/tests/test_exceptions.py
+++ b/tests/test_exceptions.py
@@ -3,9 +3,8 @@ from __future__ import annotations
 import typing
 
 import httpcore
-import pytest
-
 import httpx
+import pytest
 
 if typing.TYPE_CHECKING:  # pragma: no cover
     from conftest import TestServer
diff --git a/tests/test_main.py b/tests/test_main.py
index b1a77d48..81657d06 100644
--- a/tests/test_main.py
+++ b/tests/test_main.py
@@ -1,9 +1,8 @@
 import os
 import typing
 
-from click.testing import CliRunner
-
 import httpx
+from click.testing import CliRunner
 
 
 def splitlines(output: str) -> typing.Iterable[str]:
diff --git a/tests/test_multipart.py b/tests/test_multipart.py
index 764f85a2..97449edb 100644
--- a/tests/test_multipart.py
+++ b/tests/test_multipart.py
@@ -4,9 +4,8 @@ import io
 import tempfile
 import typing
 
-import pytest
-
 import httpx
+import pytest
 
 
 def echo_request_content(request: httpx.Request) -> httpx.Response:
diff --git a/tests/test_timeouts.py b/tests/test_timeouts.py
index 666cc8e3..3feb933f 100644
--- a/tests/test_timeouts.py
+++ b/tests/test_timeouts.py
@@ -1,6 +1,5 @@
-import pytest
-
 import httpx
+import pytest
 
 
 @pytest.mark.anyio
diff --git a/tests/test_utils.py b/tests/test_utils.py
index f9c215f6..8d68304b 100644
--- a/tests/test_utils.py
+++ b/tests/test_utils.py
@@ -3,9 +3,8 @@ import logging
 import os
 import random
 
-import pytest
-
 import httpx
+import pytest
 from httpx._utils import URLPattern, get_environment_proxies
 
 
diff --git a/tests/test_wsgi.py b/tests/test_wsgi.py
index dc2b5288..20dd4e22 100644
--- a/tests/test_wsgi.py
+++ b/tests/test_wsgi.py
@@ -6,9 +6,8 @@ import wsgiref.validate
 from functools import partial
 from io import StringIO
 
-import pytest
-
 import httpx
+import pytest
 
 if typing.TYPE_CHECKING:  # pragma: no cover
     from _typeshed.wsgi import StartResponse, WSGIApplication, WSGIEnvironment