let's format our source code consistently

.clang-format

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+BasedOnStyle: LLVM
+IndentWidth: 4

.pre-commit-config.yaml

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+# To use:
+#
+#     pre-commit run -a
+#
+# Or:
+#
+#     pre-commit install  # (runs every time you commit in git)
+#
+# To update this file:
+#
+#     pre-commit autoupdate
+#
+# See https://github.com/pre-commit/pre-commit
+
+ci:
+  autoupdate_commit_msg: "chore: update pre-commit hooks"
+  autofix_commit_msg: "style: pre-commit fixes"
+
+repos:
+# Standard hooks
+- repo: https://github.com/pre-commit/pre-commit-hooks
+  rev: v4.4.0
+  hooks:
+  - id: check-added-large-files
+  - id: check-case-conflict
+  - id: check-merge-conflict
+  - id: check-symlinks
+  - id: check-yaml
+    exclude: ^conda\.recipe/meta\.yaml$
+  - id: debug-statements
+  - id: end-of-file-fixer
+  - id: mixed-line-ending
+  - id: requirements-txt-fixer
+  - id: trailing-whitespace
+
+# Black, the code formatter, natively supports pre-commit
+- repo: https://github.com/psf/black
+  rev: 23.3.0
+  hooks:
+  - id: black
+    files: ^(docs)
+
+# Lints code
+- repo: https://github.com/charliermarsh/ruff-pre-commit
+  rev: "v0.0.275"
+  hooks:
+  - id: ruff
+    args: ["--fix", "--show-fixes"]
+
+# Changes tabs to spaces
+- repo: https://github.com/Lucas-C/pre-commit-hooks
+  rev: v1.5.1
+  hooks:
+  - id: remove-tabs
+
+# Suggested hook if you add a .clang-format file
+- repo: https://github.com/pre-commit/mirrors-clang-format
+  rev: v13.0.0
+  hooks:
+  - id: clang-format