diff --git a/.vscode/settings.json b/.vscode/settings.json
index 7c32b0d..9f07c66 100644
--- a/.vscode/settings.json
+++ b/.vscode/settings.json
@@ -4,20 +4,5 @@
     "python.linting.enabled": true,
     "python.pythonPath": ".venv/bin/python",
     "restructuredtext.confPath": "${workspaceFolder}/docs/source",
-    "peacock.color": "#307E6A",
-    "workbench.colorCustomizations": {
-        "editorGroup.border": "#3ea389",
-        "panel.border": "#3ea389",
-        "sash.hoverBorder": "#3ea389",
-        "sideBar.border": "#3ea389",
-        "statusBar.background": "#307e6a",
-        "statusBar.foreground": "#e7e7e7",
-        "statusBarItem.hoverBackground": "#3ea389",
-        "statusBarItem.remoteBackground": "#307e6a",
-        "statusBarItem.remoteForeground": "#e7e7e7",
-        "titleBar.activeBackground": "#307e6a",
-        "titleBar.activeForeground": "#e7e7e7",
-        "titleBar.inactiveBackground": "#307e6a99",
-        "titleBar.inactiveForeground": "#e7e7e799"
-    }
+    "peacock.color": "#307E6A"
 }
diff --git a/README.md b/README.md
index f933352..3c357a5 100644
--- a/README.md
+++ b/README.md
@@ -32,16 +32,21 @@ See Tembo for an example: <https://github.com/tembo-pages/tembo-core/blob/main/t
 Example snippet to use in a module:
 
 ```python
+"""Subpackage that contains the CLI application."""
+
 import os
+from typing import Any
 
 import panaetius
 from panaetius.exceptions import LoggingDirectoryDoesNotExistException
 
 
 if (config_path := os.environ.get("TEMBO_CONFIG")) is not None:
-    CONFIG = panaetius.Config("tembo", config_path, skip_header_init=True)
+    CONFIG: Any = panaetius.Config("tembo", config_path, skip_header_init=True)
 else:
-    CONFIG = panaetius.Config("tembo", "~/tembo/.config", skip_header_init=True)
+    CONFIG = panaetius.Config(
+        "tembo", "~/tembo/.config", skip_header_init=True
+    )
 
 
 panaetius.set_config(CONFIG, "base_path", "~/tembo")
diff --git a/duties.py b/duties.py
index 26e49a1..c0cb0be 100644
--- a/duties.py
+++ b/duties.py
@@ -1,13 +1,15 @@
 from __future__ import annotations
 
+import importlib
 import os
 import pathlib
 import re
 import shutil
+import sys
+from io import StringIO
 
 from duty import duty
 
-
 PACKAGE_NAME = "panaetius"
 
 
@@ -16,6 +18,11 @@ def update_deps(ctx, dry: bool = False):
     """
     Update the dependencies using Poetry.
 
+    Args:
+        ctx: The context instance (passed automatically).
+        dry (bool, optional) = If True will update the `poetry.lock` without updating the
+            dependencies themselves. Defaults to False.
+
     Example:
         `duty update_deps dry=False`
     """
@@ -28,21 +35,32 @@ def update_deps(ctx, dry: bool = False):
 
 @duty
 def test(ctx):
-    """Run tests using pytest"""
-    pytest_results = ctx.run(["pytest", "-v"])
+    """
+    Run tests using pytest.
+
+    Args:
+        ctx: The context instance (passed automatically).
+    """
+    pytest_results = ctx.run(["pytest", "-v"], pty=True)
     print(pytest_results)
 
 
 @duty
 def coverage(ctx):
     """
-    Generate a coverage HTML report.
+    Generate a coverage report and save to XML and HTML.
+
+    Args:
+        ctx: The context instance (passed automatically).
 
     Example:
         `duty coverage`
     """
     ctx.run(["coverage", "run", "--source", PACKAGE_NAME, "-m", "pytest"])
+    res = ctx.run(["coverage", "report"], pty=True)
+    print(res)
     ctx.run(["coverage", "html"])
+    ctx.run(["coverage", "xml"])
 
 
 @duty
@@ -51,6 +69,7 @@ def version(ctx, bump: str = "patch"):
     Bump the version using Poetry and update _version.py.
 
     Args:
+        ctx: The context instance (passed automatically).
         bump (str, optional) = poetry version flag. Available options are:
             patch, minor, major, prepatch, preminor, premajor, prerelease.
             Defaults to patch.
@@ -68,8 +87,7 @@ def version(ctx, bump: str = "patch"):
     version_file = pathlib.Path(PACKAGE_NAME) / "_version.py"
     with version_file.open("w", encoding="utf-8") as version_file:
         version_file.write(
-            f'"""Module containing the version of {PACKAGE_NAME}."""\n\n'
-            + f'__version__ = "{new_version.group(1)}"\n'
+            f'"""Module containing the version of {PACKAGE_NAME}."""\n\n' + f'__version__ = "{new_version.group(1)}"\n'
         )
     print(f"Bumped _version.py to {new_version.group(1)}")
 
@@ -77,7 +95,10 @@ def version(ctx, bump: str = "patch"):
 @duty
 def build(ctx):
     """
-    Build with poetry and extract the `setup.py` and copy to project root.
+    Build with poetry and extract the setup.py and copy to project root.
+
+    Args:
+        ctx: The context instance (passed automatically).
 
     Example:
         `duty build`
@@ -108,6 +129,9 @@ def export(ctx):
     """
     Export the dependencies to a requirements.txt file.
 
+    Args:
+        ctx: The context instance (passed automatically).
+
     Example:
         `duty export`
     """
@@ -142,11 +166,12 @@ def export(ctx):
 
 
 @duty
-def publish(ctx, password:str):
+def publish(ctx, password: str):
     """
     Publish the package to pypi.org.
 
     Args:
+        ctx: The context instance (passed automatically).
         password (str): pypi.org password.
 
     Example:
@@ -160,6 +185,127 @@ def publish(ctx, password:str):
     print(publish_result)
 
 
+@duty(silent=True)
+def clean(ctx):
+    """
+    Delete temporary files.
+
+    Args:
+        ctx: The context instance (passed automatically).
+    """
+    ctx.run("rm -rf .mypy_cache")
+    ctx.run("rm -rf .pytest_cache")
+    ctx.run("rm -rf tests/.pytest_cache")
+    ctx.run("rm -rf build")
+    ctx.run("rm -rf dist")
+    ctx.run("rm -rf pip-wheel-metadata")
+    ctx.run("rm -rf site")
+    ctx.run("rm -rf coverage.xml")
+    ctx.run("rm -rf pytest.xml")
+    ctx.run("rm -rf htmlcov")
+    ctx.run("find . -iname '.coverage*' -not -name .coveragerc | xargs rm -rf")
+    ctx.run("find . -type d -name __pycache__ | xargs rm -rf")
+    ctx.run("find . -name '*.rej' -delete")
+
+
+@duty
+def format(ctx):
+    """
+    Format code using Black and isort.
+
+    Args:
+        ctx: The context instance (passed automatically).
+    """
+    res = ctx.run(["black", "--line-length=99", PACKAGE_NAME], pty=True, title="Running Black")
+    print(res)
+
+    res = ctx.run(["isort", PACKAGE_NAME])
+    print(res)
+
+
+@duty(pre=["check_code_quality", "check_types", "check_docs", "check_dependencies"])
+def check(ctx):
+    """
+    Check the code quality, check types, check documentation builds and check dependencies for vulnerabilities.
+
+    Args:
+        ctx: The context instance (passed automatically).
+    """
+
+
+@duty
+def check_code_quality(ctx):
+    """
+    Check the code quality using prospector.
+
+    Args:
+        ctx: The context instance (passed automatically).
+    """
+    ctx.run(["prospector", PACKAGE_NAME], pty=True, title="Checking code quality with prospector")
+
+
+@duty
+def check_types(ctx):
+    """
+    Check the types using mypy.
+
+    Args:
+        ctx: The context instance (passed automatically).
+    """
+    ctx.run(["mypy", PACKAGE_NAME], pty=True, title="Checking types with MyPy")
+
+
+@duty
+def check_docs(ctx):
+    """
+    Check the documentation builds successfully.
+
+    Args:
+        ctx: The context instance (passed automatically).
+    """
+    ctx.run(["mkdocs", "build"], title="Building documentation")
+
+
+@duty
+def check_dependencies(ctx):
+    """
+    Check dependencies with safety for vulnerabilities.
+
+    Args:
+        ctx: The context instance (passed automatically).
+    """
+    for module in sys.modules:
+        if module.startswith("safety.") or module == "safety":
+            del sys.modules[module]
+
+    importlib.invalidate_caches()
+
+    from safety import safety
+    from safety.formatter import report
+    from safety.util import read_requirements
+
+    requirements = ctx.run(
+        "poetry export --dev --without-hashes",
+        title="Exporting dependencies as requirements",
+        allow_overrides=False,
+    )
+
+    def check_vulns():
+        packages = list(read_requirements(StringIO(requirements)))
+        vulns = safety.check(packages=packages, ignore_ids="41002", key="", db_mirror="", cached=False, proxy={})
+        output_report = report(vulns=vulns, full=True, checked_packages=len(packages))
+        print(vulns)
+        if vulns:
+            print(output_report)
+
+    ctx.run(
+        check_vulns,
+        stdin=requirements,
+        title="Checking dependencies",
+        pty=True,
+    )
+
+
 def rm_tree(directory: pathlib.Path):
     """
     Recursively delete a directory and all its contents.
@@ -167,7 +313,7 @@ def rm_tree(directory: pathlib.Path):
     Args:
         directory (pathlib.Path): The directory to delete.
     """
-    for child in directory.glob('*'):
+    for child in directory.glob("*"):
         if child.is_file():
             child.unlink()
         else:
diff --git a/panaetius/logging.py b/panaetius/logging.py
index d23c06a..c778387 100644
--- a/panaetius/logging.py
+++ b/panaetius/logging.py
@@ -106,6 +106,11 @@ class LoggingData(metaclass=ABCMeta):
     def format(self) -> str:
         raise NotImplementedError
 
+    @property
+    @abstractmethod
+    def logging_level(self) -> str:
+        raise NotImplementedError
+
     @abstractmethod
     def __init__(self, logging_level: str):
         raise NotImplementedError
@@ -119,8 +124,12 @@ class SimpleLogger(LoggingData):
             '"%(levelname)s",\n\t"message": "%(message)s"\n}',
         )
 
+    @property
+    def logging_level(self) -> str:
+        return self._logging_level
+
     def __init__(self, logging_level: str = "INFO"):
-        self.logging_level = logging_level
+        self._logging_level = logging_level
 
 
 class AdvancedLogger(LoggingData):
@@ -133,8 +142,12 @@ class AdvancedLogger(LoggingData):
             '"%(levelname)s",\n\t"message": "%(message)s"\n}',
         )
 
+    @property
+    def logging_level(self) -> str:
+        return self._logging_level
+
     def __init__(self, logging_level: str = "INFO"):
-        self.logging_level = logging_level
+        self._logging_level = logging_level
 
 
 class CustomLogger(LoggingData):
@@ -142,6 +155,10 @@ class CustomLogger(LoggingData):
     def format(self) -> str:
         return str(self._format)
 
+    @property
+    def logging_level(self) -> str:
+        return self._logging_level
+
     def __init__(self, logging_format: str, logging_level: str = "INFO"):
-        self.logging_level = logging_level
+        self._logging_level = logging_level
         self._format = logging_format
diff --git a/pyproject.toml b/pyproject.toml
index 974e63f..7875796 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -37,6 +37,19 @@ coverage = "^6.0.2"
 duty = "^0.7.0"
 types-PyYAML = "^6.0.1"
 
+[tool.black]
+line-length = 120
+
+[tool.isort]
+line-length = 120
+not_skip = "__init__.py"
+multi_line_output = 3
+force_single_line = false
+balanced_wrapping = true
+default_section = "THIRDPARTY"
+known_first_party = "duty"
+include_trailing_comma = true
+
 [build-system]
 requires = ["poetry>=0.12"]
 build-backend = "poetry.masonry.api"
diff --git a/setup.py b/setup.py
index acec652..3646deb 100644
--- a/setup.py
+++ b/setup.py
@@ -12,9 +12,9 @@ install_requires = \
 
 setup_kwargs = {
     'name': 'panaetius',
-    'version': '2.3.1',
+    'version': '2.3.2',
     'description': 'Python module to gracefully handle a .config file/environment variables for scripts, with built in masking for sensitive options. Provides a Splunk friendly formatted logger instance.',
-    'long_description': '# Panaetius\n\nThis package provides:\n\n- Functionality to read user variables from a `config.yml` or environment variables.\n- A convenient default logging formatter printing `json` that can save to disk and rotate.\n- Utility functions.\n\n## Config\n\n### options\n\n#### skip_header_init\n\nIf `skip_header_init=True` then the `config_path` will not use the `header_variable` as the\nsub-directory in the `config_path`.\n\nE.g\n\n`CONFIG = panaetius.Config("tembo", "~/tembo/.config", skip_header_init=True)`\n\nWill look in `~/tembo/config/config.yml`.\n\nIf `skip_header_init=False` then would look in `~/tembo/config/tembo/config.yml`.\n\n### Module\n\nConvenient to place in a package/sub-package `__init__.py`.\n\nSee Tembo for an example: <https://github.com/tembo-pages/tembo-core/blob/main/tembo/cli/__init__.py>\n\nExample snippet to use in a module:\n\n```python\nimport os\n\nimport panaetius\nfrom panaetius.exceptions import LoggingDirectoryDoesNotExistException\n\n\nif (config_path := os.environ.get("TEMBO_CONFIG")) is not None:\n    CONFIG = panaetius.Config("tembo", config_path, skip_header_init=True)\nelse:\n    CONFIG = panaetius.Config("tembo", "~/tembo/.config", skip_header_init=True)\n\n\npanaetius.set_config(CONFIG, "base_path", "~/tembo")\npanaetius.set_config(CONFIG, "template_path", "~/tembo/.templates")\npanaetius.set_config(CONFIG, "scopes", {})\npanaetius.set_config(CONFIG, "logging.level", "DEBUG")\npanaetius.set_config(CONFIG, "logging.path")\n\ntry:\n    logger = panaetius.set_logger(\n        CONFIG, panaetius.SimpleLogger(logging_level=CONFIG.logging_level)\n    )\nexcept LoggingDirectoryDoesNotExistException:\n    _LOGGING_PATH = CONFIG.logging_path\n    CONFIG.logging_path = ""\n    logger = panaetius.set_logger(\n        CONFIG, panaetius.SimpleLogger(logging_level=CONFIG.logging_level)\n    )\n    logger.warning("Logging directory %s does not exist", _LOGGING_PATH)\n\n```\n\nThis means in `./tembo/cli/cli.py` you can\n\n```python\nimport tembo.cli\n\n# access the CONFIG instance + variables from the config.yml\ntembo.cli.CONFIG\n```\n\n\n## Utility Functions\n\n### Squasher\n\nSquashes a json object or Python dictionary into a single level dictionary.\n',
+    'long_description': '# Panaetius\n\nThis package provides:\n\n- Functionality to read user variables from a `config.yml` or environment variables.\n- A convenient default logging formatter printing `json` that can save to disk and rotate.\n- Utility functions.\n\n## Config\n\n### options\n\n#### skip_header_init\n\nIf `skip_header_init=True` then the `config_path` will not use the `header_variable` as the\nsub-directory in the `config_path`.\n\nE.g\n\n`CONFIG = panaetius.Config("tembo", "~/tembo/.config", skip_header_init=True)`\n\nWill look in `~/tembo/config/config.yml`.\n\nIf `skip_header_init=False` then would look in `~/tembo/config/tembo/config.yml`.\n\n### Module\n\nConvenient to place in a package/sub-package `__init__.py`.\n\nSee Tembo for an example: <https://github.com/tembo-pages/tembo-core/blob/main/tembo/cli/__init__.py>\n\nExample snippet to use in a module:\n\n```python\n"""Subpackage that contains the CLI application."""\n\nimport os\nfrom typing import Any\n\nimport panaetius\nfrom panaetius.exceptions import LoggingDirectoryDoesNotExistException\n\n\nif (config_path := os.environ.get("TEMBO_CONFIG")) is not None:\n    CONFIG: Any = panaetius.Config("tembo", config_path, skip_header_init=True)\nelse:\n    CONFIG = panaetius.Config(\n        "tembo", "~/tembo/.config", skip_header_init=True\n    )\n\n\npanaetius.set_config(CONFIG, "base_path", "~/tembo")\npanaetius.set_config(CONFIG, "template_path", "~/tembo/.templates")\npanaetius.set_config(CONFIG, "scopes", {})\npanaetius.set_config(CONFIG, "logging.level", "DEBUG")\npanaetius.set_config(CONFIG, "logging.path")\n\ntry:\n    logger = panaetius.set_logger(\n        CONFIG, panaetius.SimpleLogger(logging_level=CONFIG.logging_level)\n    )\nexcept LoggingDirectoryDoesNotExistException:\n    _LOGGING_PATH = CONFIG.logging_path\n    CONFIG.logging_path = ""\n    logger = panaetius.set_logger(\n        CONFIG, panaetius.SimpleLogger(logging_level=CONFIG.logging_level)\n    )\n    logger.warning("Logging directory %s does not exist", _LOGGING_PATH)\n\n```\n\nThis means in `./tembo/cli/cli.py` you can\n\n```python\nimport tembo.cli\n\n# access the CONFIG instance + variables from the config.yml\ntembo.cli.CONFIG\n```\n\n\n## Utility Functions\n\n### Squasher\n\nSquashes a json object or Python dictionary into a single level dictionary.\n',
     'author': 'dtomlinson',
     'author_email': 'dtomlinson@panaetius.co.uk',
     'maintainer': None,