diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
new file mode 100644
index 0000000..cf9345f
--- /dev/null
+++ b/.pre-commit-config.yaml
@@ -0,0 +1,21 @@
+repos:
+  # Black – run in **check** mode so it *fails* instead of auto‑rewriting
+  - repo: https://github.com/psf/black
+    rev: 25.1.0
+    hooks:
+      - id: black
+        args: ["--check"]       # ensure code is already formatted
+
+  # Ruff – both linter and formatter (import sorting)
+  - repo: https://github.com/astral-sh/ruff-pre-commit
+    rev: v0.12.5
+    hooks:
+      - id: ruff
+        args: ["check", "."]   # same behaviour CI uses
+
+  # Bandit – security checks
+  - repo: https://github.com/PyCQA/bandit
+    rev: 1.8.6
+    hooks:
+      - id: bandit
+        args: ["-r", "."]
diff --git a/FetchEvent.py b/FetchEvent.py
index ff8c0fd..a8260e2 100644
--- a/FetchEvent.py
+++ b/FetchEvent.py
@@ -1,13 +1,11 @@
 #!/usr/bin/python3
 
 import os
-import json
 from dotenv import load_dotenv
 import pandas as pd
 import argparse
 import time
 import pytz
-from datetime import datetime
 from datadog_api_client import ApiClient, Configuration
 from datadog_api_client.v2.api.events_api import EventsApi
 
diff --git a/pyproject.toml b/pyproject.toml
index 95fbd52..8ab80cd 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -7,4 +7,4 @@ line-length = 100
 ignore = ["E501"]             # long lines handled by Black
 
 [tool.bandit]
-skips = ["B101"]              # adjust to taste
+skips = ["B101"]              # use of assert outside of test code
diff --git a/ruff b/ruff
new file mode 100644
index 0000000..88c0ba9
--- /dev/null
+++ b/ruff
@@ -0,0 +1,25 @@
+2025-07-24T14:48:04,534 Using pip 25.1.1 from /home/erik/projects/FetchEvent/venv/lib/python3.10/site-packages/pip (python 3.10)
+2025-07-24T14:48:04,534 Non-user install because user site-packages disabled
+2025-07-24T14:48:04,620 Created temporary directory: /tmp/pip-build-tracker-_ks5s6lj
+2025-07-24T14:48:04,620 Initialized build tracking at /tmp/pip-build-tracker-_ks5s6lj
+2025-07-24T14:48:04,620 Created build tracker: /tmp/pip-build-tracker-_ks5s6lj
+2025-07-24T14:48:04,620 Entered build tracker: /tmp/pip-build-tracker-_ks5s6lj
+2025-07-24T14:48:04,620 Created temporary directory: /tmp/pip-install-6jm2kk0b
+2025-07-24T14:48:04,620 Remote version of pip: 25.1.1
+2025-07-24T14:48:04,620 Local version of pip:  25.1.1
+2025-07-24T14:48:04,620 Was pip installed by pip? True
+2025-07-24T14:48:04,621 ERROR: You must give at least one requirement to install (see "pip help install")
+2025-07-24T14:48:04,621 Exception information:
+2025-07-24T14:48:04,621 Traceback (most recent call last):
+2025-07-24T14:48:04,621   File "/home/erik/projects/FetchEvent/venv/lib/python3.10/site-packages/pip/_internal/cli/base_command.py", line 105, in _run_wrapper
+2025-07-24T14:48:04,621     status = _inner_run()
+2025-07-24T14:48:04,621   File "/home/erik/projects/FetchEvent/venv/lib/python3.10/site-packages/pip/_internal/cli/base_command.py", line 96, in _inner_run
+2025-07-24T14:48:04,621     return self.run(options, args)
+2025-07-24T14:48:04,621   File "/home/erik/projects/FetchEvent/venv/lib/python3.10/site-packages/pip/_internal/cli/req_command.py", line 68, in wrapper
+2025-07-24T14:48:04,621     return func(self, options, args)
+2025-07-24T14:48:04,621   File "/home/erik/projects/FetchEvent/venv/lib/python3.10/site-packages/pip/_internal/commands/install.py", line 351, in run
+2025-07-24T14:48:04,621     reqs = self.get_requirements(args, options, finder, session)
+2025-07-24T14:48:04,621   File "/home/erik/projects/FetchEvent/venv/lib/python3.10/site-packages/pip/_internal/cli/req_command.py", line 303, in get_requirements
+2025-07-24T14:48:04,621     raise CommandError(
+2025-07-24T14:48:04,621 pip._internal.exceptions.CommandError: You must give at least one requirement to install (see "pip help install")
+2025-07-24T14:48:04,627 Removed build tracker: '/tmp/pip-build-tracker-_ks5s6lj'
diff --git a/tests/test_FetchEvent.py b/tests/test_FetchEvent.py
index 6a985ab..6e8d629 100644
--- a/tests/test_FetchEvent.py
+++ b/tests/test_FetchEvent.py
@@ -1,8 +1,8 @@
-import pytest
+import pytest # noqa: F401
 import os
-import pandas as pd
 import argparse
 from unittest.mock import patch, MagicMock
+
 from FetchEvent import (
     initialize_config,
     parse_arguments,
@@ -23,7 +23,6 @@ def test_initialize_config():
 
 
 def test_parse_arguments():
-    test_args = ["--query", "test_query", "--days", "7"]
     with patch(
         "FetchEvent.argparse.ArgumentParser.parse_args",
         return_value=argparse.Namespace(query="test_query", days=7),
@@ -41,8 +40,8 @@ def test_fetch_event_data():
 
 
 def test_process_event_data():
-    mock_event_data = [
         MagicMock(
+    mock_event_data = [
             id="1",
             type="type1",
             attributes=MagicMock(