diff --git a/pre_commit_hooks/debug_statement_hook.py b/pre_commit_hooks/debug_statement_hook.py
index 7f64a23..0af43bb 100644
--- a/pre_commit_hooks/debug_statement_hook.py
+++ b/pre_commit_hooks/debug_statement_hook.py
@@ -22,7 +22,7 @@ DEBUG_STATEMENTS = {
 
 DEBUG_CALL_STATEMENTS = {
     'breakpoint',
-    'print'
+    'print',
 }
 
 
diff --git a/tests/debug_statement_hook_test.py b/tests/debug_statement_hook_test.py
index a301fbf..da9c218 100644
--- a/tests/debug_statement_hook_test.py
+++ b/tests/debug_statement_hook_test.py
@@ -30,9 +30,9 @@ def test_finds_breakpoint():
     visitor = DebugStatementParser()
     visitor.visit(ast.parse('breakpoint()'))
     assert visitor.breakpoints == [Debug(1, 0, 'breakpoint', 'called')]
-    
-    
-def test_finds_print(): 
+
+
+def test_finds_print():
     visitor = DebugStatementParser()
     visitor.visit(ast.parse('print()'))
     assert visitor.breakpoints == [Debug(1, 0, 'print', 'called')]