Better way to run slow linters in CI only

Taking advantage of pre-commit's manual stage.

.pre-commit-config-slow.yaml

@@ -1,7 +0,0 @@
-# Slow pre-commit checks we don't want to run locally with each commit.
-
-repos:
-- repo: https://github.com/mgedmin/check-manifest
-  rev: '0.43'
-  hooks:
-  - id: check-manifest

.pre-commit-config.yaml

@@ -93,3 +93,9 @@ repos:
     entry: NEWS fragment files must be named *.(process|removal|feature|bugfix|vendor|doc|trivial).rst
     exclude: ^news/(.gitignore|.*\.(process|removal|feature|bugfix|vendor|doc|trivial).rst)
     files: ^news/
+
+- repo: https://github.com/mgedmin/check-manifest
+  rev: '0.46'
+  hooks:
+  - id: check-manifest
+    stages: [manual]

MANIFEST.in

@@ -17,7 +17,6 @@ exclude .appveyor.yml
 exclude .travis.yml
 exclude .readthedocs.yml
 exclude .pre-commit-config.yaml
-exclude .pre-commit-config-slow.yaml
 exclude tox.ini
 exclude noxfile.py
 

noxfile.py

@@ -147,11 +147,9 @@ def lint(session):
         args = session.posargs + ["--all-files"]
     else:
         args = ["--all-files", "--show-diff-on-failure"]
+    args.append("--hook-stage=manual")
 
     session.run("pre-commit", "run", *args)
-    session.run(
-        "pre-commit", "run", "-c", ".pre-commit-config-slow.yaml", *args
-    )
 
 
 @nox.session

tox.ini

@@ -63,8 +63,7 @@ skip_install = True
 commands_pre =
 deps = pre-commit
 commands =
-   pre-commit run [] --all-files --show-diff-on-failure
-   pre-commit run [] -c .pre-commit-config-slow.yaml --all-files --show-diff-on-failure
+   pre-commit run [] --all-files --show-diff-on-failure --hook-stage=manual
 
 [testenv:vendoring]
 basepython = python3