diff --git a/nwb_linkml/src/nwb_linkml/providers/__init__.py b/nwb_linkml/src/nwb_linkml/providers/__init__.py
index 700db3a..c1ca6d5 100644
--- a/nwb_linkml/src/nwb_linkml/providers/__init__.py
+++ b/nwb_linkml/src/nwb_linkml/providers/__init__.py
@@ -18,6 +18,7 @@ for its domain.
     - so **providers** are the things that manage the multistage build process given some cache of
       the stages so that you can go like "gimme model i want my model" and you will probably get it.
 """
+
 # ruff: noqa: I001 - import order necessary to avoid circular imports :)
 from nwb_linkml.providers.provider import Provider
 from nwb_linkml.providers.linkml import LinkMLProvider
diff --git a/nwb_linkml/src/nwb_linkml/providers/linkml.py b/nwb_linkml/src/nwb_linkml/providers/linkml.py
index 2c5db58..831bd2c 100644
--- a/nwb_linkml/src/nwb_linkml/providers/linkml.py
+++ b/nwb_linkml/src/nwb_linkml/providers/linkml.py
@@ -1,3 +1,7 @@
+"""
+Provider for LinkML schema built from NWB schema
+"""
+
 import shutil
 from pathlib import Path
 from typing import Dict, Optional, TypedDict
diff --git a/nwb_linkml/src/nwb_linkml/providers/provider.py b/nwb_linkml/src/nwb_linkml/providers/provider.py
index 6d01c3c..06a6e40 100644
--- a/nwb_linkml/src/nwb_linkml/providers/provider.py
+++ b/nwb_linkml/src/nwb_linkml/providers/provider.py
@@ -1,3 +1,7 @@
+"""
+Base provider class
+"""
+
 import importlib
 import os
 from abc import ABC, abstractmethod
@@ -116,6 +120,7 @@ class Provider(ABC):
         Dictionary mapping a namespace to a list of built versions
         """
         from nwb_linkml.providers import LinkMLProvider
+
         versions = {}  # type: Dict[str, List[Path]]
 
         # first get any builtins provided by the package itself
@@ -159,5 +164,3 @@ class Provider(ABC):
             for k, v_paths in versions.items()
         }
         return res
-
-
diff --git a/nwb_linkml/src/nwb_linkml/providers/pydantic.py b/nwb_linkml/src/nwb_linkml/providers/pydantic.py
index c6a2130..ae76f2b 100644
--- a/nwb_linkml/src/nwb_linkml/providers/pydantic.py
+++ b/nwb_linkml/src/nwb_linkml/providers/pydantic.py
@@ -1,6 +1,7 @@
 """
 Provider for pydantic models.
 """
+
 import importlib
 import sys
 from importlib.abc import MetaPathFinder
@@ -100,8 +101,8 @@ class PydanticProvider(Provider):
             # we're given a name of a namespace to build
             name = namespace
             path = (
-                    LinkMLProvider(path=self.config.cache_dir).namespace_path(namespace, version)
-                    / "namespace.yaml"
+                LinkMLProvider(path=self.config.cache_dir).namespace_path(namespace, version)
+                / "namespace.yaml"
             )
             if version is None:
                 # Get the most recently built version
@@ -201,7 +202,7 @@ class PydanticProvider(Provider):
 
         return serialized
 
-    def _make_inits(self, out_file: Path):
+    def _make_inits(self, out_file: Path) -> None:
         """
         Make __init__.py files for the directory a model is output to and its immediate parent.
         (ig this could be generalized in depth but lets not go nuts in here with the nesting)