Add pre-commit (#1949)

* Add pre-commit

* Add pre-commit to docs

---------

Co-authored-by: Brent Yi <yibrenth@gmail.com>

.pre-commit-config.yaml

@@ -0,0 +1,27 @@
+# See https://pre-commit.com for more information
+# See https://pre-commit.com/hooks.html for more hooks
+default_language_version:
+    python: python3
+repos:
+-   repo: local
+    hooks:
+    -   id: add-license-headers
+        name: add-license-headers
+        entry: nerfstudio/scripts/licensing/license_headers.sh
+        language: script
+        files: '.*'
+        pass_filenames: false
+-   repo: https://github.com/pre-commit/pre-commit-hooks
+    rev: v3.2.0
+    hooks:
+    -   id: trailing-whitespace
+    -   id: end-of-file-fixer
+-   repo: https://github.com/charliermarsh/ruff-pre-commit
+    # Ruff version.
+    rev: 'v0.0.267'
+    hooks:
+    -   id: ruff
+-   repo: https://github.com/psf/black
+    rev: '23.3.0'
+    hooks:
+    -   id: black

docs/reference/contributing.md

@@ -26,14 +26,16 @@ Below are the various tooling features our team uses to maintain this codebase.
 
 ## Requirements
 
-To install the required packages:
+To install the required packages and register the pre-commit hook:
 
 ```bash
 pip install -e .[dev]
 pip install -e .[docs]
+pre-commit install
 ```
 
 This will ensure you have the required packages to run the tests, linter, build the docs, etc.
+The pre-commit hook will ensure your commits comply with the repository's code style rules.
 
 You may also need to install [pandoc](https://pandoc.org/). If you are using `conda` you can run the following:
 

pyproject.toml

@@ -74,6 +74,7 @@ gen = [
 # Development packages
 dev = [
     "black[jupyter]==23.3.0",
+    "pre-commit==3.3.2",
     "pytest==7.1.2",
     "pytest-xdist==2.5.0",
     "typeguard==2.13.3",