style: pre-commit fixes

tests/test_callbacks.py

@@ -83,7 +83,7 @@ def f(*args, **kwargs):
         "'expected_name' of type 'UnregisteredType' to Python object"
         if detailed_error_messages_enabled
         else "'expected_name' to Python object "
-             "(#define PYBIND11_DETAILED_ERROR_MESSAGES or compile in debug mode for details)"
+        "(#define PYBIND11_DETAILED_ERROR_MESSAGES or compile in debug mode for details)"
     )
 
 
@@ -104,20 +104,20 @@ def test_cpp_function_roundtrip():
     """Test if passing a function pointer from C++ -> Python -> C++ yields the original pointer"""
 
     assert (
-            m.test_dummy_function(m.dummy_function) == "matches dummy_function: eval(1) = 2"
+        m.test_dummy_function(m.dummy_function) == "matches dummy_function: eval(1) = 2"
     )
     assert (
-            m.test_dummy_function(m.roundtrip(m.dummy_function))
-            == "matches dummy_function: eval(1) = 2"
+        m.test_dummy_function(m.roundtrip(m.dummy_function))
+        == "matches dummy_function: eval(1) = 2"
     )
     assert (
-            m.test_dummy_function(m.dummy_function_overloaded)
-            == "matches dummy_function: eval(1) = 2"
+        m.test_dummy_function(m.dummy_function_overloaded)
+        == "matches dummy_function: eval(1) = 2"
     )
     assert m.roundtrip(None, expect_none=True) is None
     assert (
-            m.test_dummy_function(lambda x: x + 2)
-            == "can't convert to function pointer: eval(1) = 3"
+        m.test_dummy_function(lambda x: x + 2)
+        == "can't convert to function pointer: eval(1) = 3"
     )
 
     with pytest.raises(TypeError) as excinfo:
@@ -219,4 +219,7 @@ def test_custom_func2():
 
 
 def test_callback_docstring():
-    assert m.test_tuple_unpacking.__doc__.strip() == "test_tuple_unpacking(arg0: Callable) -> object"
+    assert (
+        m.test_tuple_unpacking.__doc__.strip()
+        == "test_tuple_unpacking(arg0: Callable) -> object"
+    )