Fix formatting and misc linting

Author: notatallshaw

tests/functional/test_fast_deps.py

@@ -6,8 +6,8 @@
 from os.path import basename
 from typing import Iterable
 
-from pip._vendor.packaging.utils import canonicalize_name
 import pytest
+from pip._vendor.packaging.utils import canonicalize_name
 
 from pip._internal.utils.misc import hash_file
 from tests.lib import PipTestEnvironment, TestData, TestPipResult

tests/functional/test_install.py

@@ -107,11 +107,11 @@ def test_pep518_refuses_conflicting_requires(
     )
     assert result.returncode != 0
     assert (
-            f"Some build dependencies for {project_dir.as_uri()} conflict "
-            "with PEP 517/518 supported "
-            "requirements: setuptools==1.0 is incompatible with "
-            "setuptools>=40.8.0."
-        ) in result.stderr, str(result)
+        f"Some build dependencies for {project_dir.as_uri()} conflict "
+        "with PEP 517/518 supported "
+        "requirements: setuptools==1.0 is incompatible with "
+        "setuptools>=40.8.0."
+    ) in result.stderr, str(result)
 
 
 def test_pep518_refuses_invalid_requires(
@@ -2307,7 +2307,9 @@ def test_error_all_yanked_files_and_no_pin(
     )
     # Make sure an error is raised
     assert result.returncode == 1
-    assert "ERROR: No matching distribution found for simple\n" in result.stderr, str(result)
+    assert "ERROR: No matching distribution found for simple\n" in result.stderr, str(
+        result
+    )
 
 
 @pytest.mark.parametrize(

tests/unit/resolution_resolvelib/test_requirement.py

@@ -1,6 +1,6 @@
 import os
 from pathlib import Path
-from typing import Iterator, List, Tuple
+from typing import List, Tuple
 
 import pytest
 from pip._vendor.resolvelib import BaseReporter, Resolver

tests/unit/test_collector.py

@@ -909,7 +909,9 @@ def test_collect_sources__file_not_find_link(data: TestData) -> None:
     )
     assert not sources.find_links
     assert len(sources.index_urls) == 1
-    assert isinstance(sources.index_urls[0], _IndexDirectorySource), "Directory specified as index should be treated as a page"
+    assert isinstance(
+        sources.index_urls[0], _IndexDirectorySource
+    ), "Directory specified as index should be treated as a page"
 
 
 def test_collect_sources__non_existing_path() -> None:

tests/unit/test_network_cache.py

@@ -1,6 +1,5 @@
 import os
 from pathlib import Path
-from typing import Iterator
 from unittest.mock import Mock
 
 import pytest