adding pre-commit .sh and .yaml files

Author: cadenmyers13

.pre-commit-config.yaml

@@ -0,0 +1,33 @@
+default_language_version:
+    python: python3
+repos:
+  - repo: https://github.com/pre-commit/pre-commit-hooks
+    rev: v4.4.0
+    hooks:
+      - id: check-yaml
+      - id: end-of-file-fixer
+      - id: trailing-whitespace
+  - repo: https://github.com/ambv/black
+    rev: 23.3.0
+    hooks:
+      - id: black
+  - repo: https://github.com/pycqa/flake8
+    rev: 6.0.0
+    hooks:
+      - id: flake8
+  - repo: https://github.com/pycqa/isort
+    rev: 5.12.0
+    hooks:
+      - id: isort
+        args: ["--profile", "black"]
+  - repo: https://github.com/kynan/nbstripout
+    rev: 0.6.1
+    hooks:
+      - id: nbstripout
+  - repo: local
+    hooks:
+      - id: prevent-commit-to-main
+        name: Prevent Commit to Main Branch
+        entry: ./prevent_commit_to_main.sh
+        language: script
+        stages: [commit]

prevent_commit_to_main.sh

@@ -0,0 +1,9 @@
+#!/bin/sh
+##!"C:\\Program Files\\Git\\usr\\bin\\bash.exe"
+
+branch="$(git rev-parse --abbrev-ref HEAD)"
+
+if [ "$branch" = "main" ]; then
+echo "You are on the main branch. Committing to the main branch is not allowed."
+exit 1
+fi