Minor formatting tweaks

src/pip/_internal/locations/__init__.py

@@ -72,10 +72,15 @@ def _log_context(
     root: Optional[str] = None,
     prefix: Optional[str] = None,
 ) -> None:
-    message = (
-        "Additional context:" "\nuser = %r" "\nhome = %r" "\nroot = %r" "\nprefix = %r"
-    )
-    logger.log(_MISMATCH_LEVEL, message, user, home, root, prefix)
+    parts = [
+        "Additional context:",
+        "user = %r",
+        "home = %r",
+        "root = %r",
+        "prefix = %r",
+    ]
+
+    logger.log(_MISMATCH_LEVEL, "\n".join(parts), user, home, root, prefix)
 
 
 def get_scheme(

src/pip/_internal/resolution/legacy/resolver.py

@@ -83,7 +83,7 @@ def _check_dist_requires_python(
     version = ".".join(map(str, version_info))
     if ignore_requires_python:
         logger.debug(
-            "Ignoring failed Requires-Python check for package %r: " "%s not in %r",
+            "Ignoring failed Requires-Python check for package %r: %s not in %r",
             dist.project_name,
             version,
             requires_python,
@@ -344,7 +344,7 @@ def _get_dist_for(self, req: InstallRequirement) -> Distribution:
                 self._set_req_to_reinstall(req)
             else:
                 logger.info(
-                    "Requirement already satisfied (use --upgrade to upgrade):" " %s",
+                    "Requirement already satisfied (use --upgrade to upgrade): %s",
                     req,
                 )
         return dist

tests/functional/test_install.py

@@ -1835,8 +1835,8 @@ def test_invalid_index_url_argument(script, shared_data):
                         shared_data.find_links3, "Dinner",
                         expect_error=True)
 
-    assert 'WARNING: The index url "--user" seems invalid, ' \
-           'please provide a scheme.' in result.stderr, str(result)
+    assert ('WARNING: The index url "--user" seems invalid, '
+            'please provide a scheme.') in result.stderr, str(result)
 
 
 def test_valid_index_url_argument(script, shared_data):

tests/lib/__init__.py

@@ -289,12 +289,12 @@ def assert_installed(
         if without_egg_link:
             if egg_link_path in self.files_created:
                 raise TestFailure(
-                    "unexpected egg link file created: " f"{egg_link_path!r}\n{self}"
+                    f"unexpected egg link file created: {egg_link_path!r}\n{self}"
                 )
         else:
             if egg_link_path not in self.files_created:
                 raise TestFailure(
-                    "expected egg link file missing: " f"{egg_link_path!r}\n{self}"
+                    f"expected egg link file missing: {egg_link_path!r}\n{self}"
                 )
 
             egg_link_file = self.files_created[egg_link_path]
@@ -344,7 +344,7 @@ def assert_installed(
             normalized_path = os.path.normpath(pkg_dir / f)
             if normalized_path not in self.files_created:
                 raise TestFailure(
-                    f"Package directory {pkg_dir!r} missing " f"expected content {f!r}"
+                    f"Package directory {pkg_dir!r} missing expected content {f!r}"
                 )
 
         for f in without_files:
@@ -602,15 +602,15 @@ def run(
             # Then default to allowing logged errors.
             if allow_stderr_error is not None and not allow_stderr_error:
                 raise RuntimeError(
-                    "cannot pass allow_stderr_error=False with " "expect_error=True"
+                    "cannot pass allow_stderr_error=False with expect_error=True"
                 )
             allow_stderr_error = True
 
         elif kw.get("expect_stderr"):
             # Then default to allowing logged warnings.
             if allow_stderr_warning is not None and not allow_stderr_warning:
                 raise RuntimeError(
-                    "cannot pass allow_stderr_warning=False with " "expect_stderr=True"
+                    "cannot pass allow_stderr_warning=False with expect_stderr=True"
                 )
             allow_stderr_warning = True
 

tests/lib/test_lib.py

@@ -223,7 +223,7 @@ def test_run__allow_stderr_warning_false_error(self, script, arg_name):
         """
         kwargs = {"allow_stderr_warning": False, arg_name: True}
         expected_start = (
-            "cannot pass allow_stderr_warning=False with " "allow_stderr_error=True"
+            "cannot pass allow_stderr_warning=False with allow_stderr_error=True"
         )
         with assert_error_startswith(RuntimeError, expected_start):
             script.run("python", **kwargs)

tests/unit/test_network_auth.py

@@ -196,8 +196,7 @@ def should_save_password_to_keyring(*a):
         # when _prompt_for_password indicates not to save, we should
         # never call this function
         def should_save_password_to_keyring(*a):
-            assert False, ("_should_save_password_to_keyring should not be " +
-                           "called")
+            assert False, "_should_save_password_to_keyring should not be called"
     monkeypatch.setattr(auth, '_should_save_password_to_keyring',
                         should_save_password_to_keyring)
 

tests/unit/test_req.py

@@ -611,7 +611,7 @@ def test_parse_editable_local_extras(
     exists_mock.return_value = isdir_mock.return_value = True
     abspath_mock.return_value = "/some/path"
     assert parse_editable('.[extras]') == (
-        None, 'file://' + "/some/path", {'extras'},
+        None, "file:///some/path", {'extras'},
     )
     abspath_mock.return_value = "/some/path/foo"
     assert parse_editable('foo[bar,baz]') == (

tests/unit/test_req_file.py

@@ -312,8 +312,10 @@ def test_nested_constraints_file(self, monkeypatch, tmpdir):
         assert reqs[0].constraint
 
     def test_options_on_a_requirement_line(self, line_processor):
-        line = 'SomeProject --install-option=yo1 --install-option yo2 '\
-               '--global-option="yo3" --global-option "yo4"'
+        line = (
+            'SomeProject --install-option=yo1 --install-option yo2 '
+            '--global-option="yo3" --global-option "yo4"'
+        )
         filename = 'filename'
         req = line_processor(line, filename, 1)[0]
         assert req.global_options == ['yo3', 'yo4']