diff --git a/.github/workflows/python-package.yml b/.github/workflows/python-package.yml
index d99ad16..fa91f6d 100644
--- a/.github/workflows/python-package.yml
+++ b/.github/workflows/python-package.yml
@@ -63,5 +63,5 @@ jobs:
     - uses: actions/checkout@v3
     - uses: psf/black@stable
       with:
-        src: "./mediawiki/*"
+        # src: "./mediawiki/*"
         version: "22.8.0"
\ No newline at end of file
diff --git a/tests/__init__.py b/tests/__init__.py
index 01a4538..7d2d52f 100644
--- a/tests/__init__.py
+++ b/tests/__init__.py
@@ -1,3 +1,3 @@
-'''
+"""
 Testing Module
-'''
+"""
diff --git a/tests/utilities.py b/tests/utilities.py
index 3d30c57..2606ca4 100644
--- a/tests/utilities.py
+++ b/tests/utilities.py
@@ -1,17 +1,17 @@
-''' random functions that will be needed for the tests '''
+""" random functions that will be needed for the tests """
 
 
 class FunctionUseCounter(object):
-    ''' decorator to keep a running count of how many
-    times function has been called; stop at 50 '''
+    """decorator to keep a running count of how many
+    times function has been called; stop at 50"""
 
     def __init__(self, func):
-        ''' init decorator '''
+        """init decorator"""
         self.func = func
         self.count = 0
 
     def __call__(self, *args, **kwargs):
-        ''' what to do when called '''
+        """what to do when called"""
         self.count += 1
         if self.count > 50:  # arbitrary large
             return dict()
@@ -19,22 +19,24 @@ def __call__(self, *args, **kwargs):
 
 
 def find_depth(node):
-    ''' find depth of tree '''
+    """find depth of tree"""
+
     def walk(next_node, depth):
-        ''' walk down tree finding depth '''
+        """walk down tree finding depth"""
         if next_node is None:
             return depth
-        if 'sub-categories' not in next_node:
+        if "sub-categories" not in next_node:
             return depth
-        if next_node['sub-categories'] is None:
+        if next_node["sub-categories"] is None:
             return depth
 
-        if len(next_node['sub-categories'].keys()) == 0:
-            return next_node['depth']
+        if len(next_node["sub-categories"].keys()) == 0:
+            return next_node["depth"]
         else:
-            for key in next_node['sub-categories'].keys():
-                path_depth = walk(next_node['sub-categories'][key], depth)
+            for key in next_node["sub-categories"].keys():
+                path_depth = walk(next_node["sub-categories"][key], depth)
                 if path_depth and path_depth > depth:
                     depth = path_depth
             return depth
+
     return walk(node, 0)