Get rid of the tools/automation folder

It was an unnecessary level added to the folder hierarchy.

.gitattributes

@@ -1,4 +1,4 @@
 # Patches must have Unix-style line endings, even on Windows
-tools/automation/vendoring/patches/* eol=lf
+tools/vendoring/patches/* eol=lf
 # The CA Bundle should always use Unix-style line endings, even on Windows
 src/pip/_vendor/certifi/*.pem eol=lf

noxfile.py

@@ -12,7 +12,7 @@ import nox
 
 # fmt: off
 sys.path.append(".")
-from tools.automation import release  # isort:skip  # noqa
+from tools import release  # isort:skip  # noqa
 sys.path.pop()
 # fmt: on
 

pyproject.toml

@@ -9,7 +9,7 @@ filename = "NEWS.rst"
 directory = "news/"
 title_format = "{version} ({project_date})"
 issue_format = "`#{issue} <https://github.com/pypa/pip/issues/{issue}>`_"
-template = "tools/automation/news/template.rst"
+template = "tools/news/template.rst"
 type = [
   { name = "Process",                   directory = "process", showcontent = true },
   { name = "Deprecations and Removals", directory = "removal", showcontent = true },
@@ -26,7 +26,7 @@ requirements = "src/pip/_vendor/vendor.txt"
 namespace = "pip._vendor"
 
 protected-files = ["__init__.py", "README.rst", "vendor.txt"]
-patches-dir = "tools/automation/vendoring/patches"
+patches-dir = "tools/vendoring/patches"
 
 [tool.vendoring.transformations]
 substitute = [

tools/release/__init__.py

@@ -28,7 +28,7 @@ def get_version_from_arguments(session: Session) -> Optional[str]:
     cmd = [
         # https://github.com/theacodes/nox/pull/378
         os.path.join(session.bin, "python"),  # type: ignore
-        "tools/automation/release/check_version.py",
+        "tools/release/check_version.py",
         version
     ]
     not_ok = subprocess.run(cmd).returncode