diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 41acb96..a087748 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -51,5 +51,10 @@ repos:
     hooks:
       - id: typos
 
+  - repo: https://github.com/google/yapf.git
+    rev: v0.43.0
+    hooks:
+      - id: yapf
+
 
 ...  # EOF
diff --git a/.style.yapf b/.style.yapf
new file mode 100644
index 0000000..a75d1fd
--- /dev/null
+++ b/.style.yapf
@@ -0,0 +1,13 @@
+#
+
+
+[style]
+
+based_on_style = pep8
+blank_line_before_class_docstring = false
+blank_line_before_nested_class_or_def = true
+blank_line_before_module_docstring = true
+dedent_closing_brackets = true
+
+
+# EOF
diff --git a/conf.py b/conf.py
index 769a5ea..09ac8e7 100644
--- a/conf.py
+++ b/conf.py
@@ -1,13 +1,11 @@
 """ Sphinx documentation generator configuration
 """
 
-
 AUTHOR = 'sinoroc'
 MASTER_DOCUMENT = 'contents'
 SUBTITLE = 'Bits of knowledge'
 TITLE = 'Sinoroc KB'
 
-
 #
 # General
 #
@@ -26,14 +24,12 @@
     'src/_templates',
 ]
 
-
 #
 # Project
 #
 
 project = TITLE
 
-
 #
 # HTML
 #
@@ -59,18 +55,19 @@
 html_use_modindex = False
 html_use_index = False
 
-
 #
 # Latex
 #
 
-latex_documents = [(
-    MASTER_DOCUMENT,
-    '{}.tex'.format(TITLE.lower().replace(' ', '')),
-    TITLE,
-    AUTHOR,
-    'manual',
-)]
+latex_documents = [
+    (
+        MASTER_DOCUMENT,
+        '{}.tex'.format(TITLE.lower().replace(' ', '')),
+        TITLE,
+        AUTHOR,
+        'manual',
+    )
+]
 
 latex_elements = {
     'papersize': 'a4paper',
@@ -81,5 +78,4 @@
 
 latex_toplevel_sectioning = 'part'
 
-
 # EOF
diff --git a/src/python/fizz_buzz.py b/src/python/fizz_buzz.py
index cad8530..4f24f00 100755
--- a/src/python/fizz_buzz.py
+++ b/src/python/fizz_buzz.py
@@ -1,5 +1,6 @@
 #!/usr/bin/env python3
 
+
 class Injector:
 
     def __init__(self, multiple, word):
@@ -12,6 +13,7 @@ def __call__(self, value):
             result = self._output
         return result
 
+
 def fizz_buzz(start, end):
     injectors = [
         Injector(3, 'Fizz'),
@@ -34,9 +36,11 @@ def fizz_buzz(start, end):
         #
         print(output)
 
+
 def main():
     fizz_buzz(1, 50)
 
+
 if __name__ == '__main__':
     main()