diff --git a/README.md b/README.md
index c5cd6f2..88a7209 100644
--- a/README.md
+++ b/README.md
@@ -1,9 +1,9 @@
 # PyMdown Extensions Blocks
 
 [![Ruff](https://img.shields.io/endpoint?url=https://raw.githubusercontent.com/astral-sh/ruff/main/assets/badge/v2.json)](https://github.com/astral-sh/ruff)
-![PyPI - Version](https://img.shields.io/pypi/v/pymdownx-blocks)
+[![PyPI - Version](https://img.shields.io/pypi/v/pymdownx-blocks)](https://pypi.org/project/pymdownx-blocks/)
 ![PyPI - Python Version](https://img.shields.io/pypi/pyversions/pymdownx-blocks)
-![Tests](https://img.shields.io/github/actions/workflow/status/TillerBurr/pymdownx-blocks/tests)
+[![Tests](https://github.com/TillerBurr/pymdownx-blocks/workflows/tests/badge.svg)](https://github.com/TillerBurr/pymdownx-blocks/actions)
 
 
 
diff --git a/pyproject.toml b/pyproject.toml
index ec63f91..09f8bb3 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -10,7 +10,19 @@ dependencies = [
     "pyyaml>=6.0.1",
 ]
 readme = "README.md"
-requires-python = ">= 3.12"
+requires-python = ">= 3.8"
+classifiers = [
+  "Intended Audience :: Developers",
+  "License :: OSI Approved :: MIT License",
+  "Operating System :: OS Independent",
+  "Programming Language :: Python",
+  "Programming Language :: Python :: 3.8",
+  "Programming Language :: Python :: 3.9",
+  "Programming Language :: Python :: 3.10",
+  "Programming Language :: Python :: 3.11",
+  "Programming Language :: Python :: 3.12",
+  "Programming Language :: Python :: 3 :: Only",
+]
 
 [build-system]
 requires = ["hatchling"]
diff --git a/tests/conftest.py b/tests/conftest.py
index 7e96429..52a89dd 100644
--- a/tests/conftest.py
+++ b/tests/conftest.py
@@ -6,8 +6,9 @@
 @pytest.fixture
 def markdown_fixture():
     def _method(
-        extensions: list[str] | str, extension_config: dict[str : dict[str, Any]]
+        extensions: list[str] | str, extension_config: dict[str , dict[str, Any]]
     ):
+        """Fixture to dynamically insert markdown extensions."""
         return markdown.Markdown(
             extensions=extensions, extension_configs=extension_config
         )
diff --git a/tests/test_dirtree.py b/tests/test_dirtree.py
index d7d12bd..f77ea67 100644
--- a/tests/test_dirtree.py
+++ b/tests/test_dirtree.py
@@ -3,6 +3,7 @@
 from pymdownx_blocks.dirtree import DirTree, InvalidTreeError, InvalidYAMLError
 
 from tests.utils import dedent, dedent_and_replace
+
 root_dir_files = """
                  root_dir/:
                     - file1
@@ -98,6 +99,7 @@
 def generate_dirtree_input(
     placeholder: str, title: str | None = None, _type: str | None = None
 ):
+    """Generate input for testing. Wraps the tree in the expected block format."""
     if title is None:
         title = ""
     else:
@@ -120,6 +122,7 @@ def generate_dirtree_input(
 def generate_dirtree_expected(
     placeholder: str, title: str | None = None, _type: str | None = None
 ):
+    """Generate expected output. Wraps the tree in the expected block format."""
     if title is None:
         title = "Directory Tree"
     if _type is None:
@@ -148,7 +151,7 @@ def generate_dirtree_expected(
 def test_build(test_input, expected_output):
     dedent_in = dedent(test_input)
     dedent_out = dedent(expected_output)
-    assert DirTree(dedent_in).build() == dedent_out
+    assert DirTree(dedent_in).build_tree() == dedent_out
 
 
 def test_invalid_trees():
@@ -168,7 +171,7 @@ def test_invalid_yaml():
 
 
 @pytest.mark.parametrize("class_type", ["note", "warning", "tip", "danger", None])
-@pytest.mark.parametrize("title", ["A Title", "AnotherTitle",None])
+@pytest.mark.parametrize("title", ["A Title", "AnotherTitle", None])
 def test_title(markdown_fixture, class_type, title):
     md = markdown_fixture(
         ["pymdownx_blocks.dirtree"], extension_config={"pymdownx_blocks.dirtree": []}
diff --git a/tests/utils.py b/tests/utils.py
index ce68cec..3129626 100644
--- a/tests/utils.py
+++ b/tests/utils.py
@@ -1,13 +1,32 @@
 import textwrap
 
-
 def dedent(text: str) -> str:
+    """Dedent an indented string by the miniumum indentation level.
+
+    Args:
+        text: String to dedent 
+
+    Returns:
+        dedented string
+        
+    """
     return textwrap.dedent(text).strip("\n")
 
 
 def dedent_and_replace(
     to_dedent: str, to_replace: str, new: str, dedent_new: bool = True
 ) -> str:
+    """Dedent and replace a string.
+
+    Args:
+        to_dedent: String to dedent 
+        to_replace: String to replace
+        new: String to replace with
+        dedent_new: Bool that is true if `new` should also be dedented.
+
+    Returns:
+        
+    """
     if dedent_new:
         new = dedent(new)
     return dedent(to_dedent).replace(to_replace, new)