diff --git a/vizro-core/src/vizro/models/_components/_components_utils.py b/vizro-core/src/vizro/models/_components/_components_utils.py
index 8723d2664..6f6e7c275 100644
--- a/vizro-core/src/vizro/models/_components/_components_utils.py
+++ b/vizro-core/src/vizro/models/_components/_components_utils.py
@@ -4,6 +4,7 @@
 
 logger = logging.getLogger(__name__)
 
+
 def _process_callable_data_frame(captured_callable, values):
     data_frame = captured_callable["data_frame"]
 
diff --git a/vizro-core/src/vizro/models/types.py b/vizro-core/src/vizro/models/types.py
index 5e204e66d..06272bcd3 100644
--- a/vizro-core/src/vizro/models/types.py
+++ b/vizro-core/src/vizro/models/types.py
@@ -225,6 +225,7 @@ def wrapped(*args, **kwargs):
 
             return wrapped
         elif self._mode == "table":
+
             @functools.wraps(func)
             def wrapped(*args, **kwargs):
                 if "data_frame" not in inspect.signature(func).parameters:
diff --git a/vizro-core/src/vizro/tables/dash_table.py b/vizro-core/src/vizro/tables/dash_table.py
index 31b197f4b..0ee68440c 100644
--- a/vizro-core/src/vizro/tables/dash_table.py
+++ b/vizro-core/src/vizro/tables/dash_table.py
@@ -9,7 +9,7 @@
 from vizro.models.types import capture
 
 
-def _set_defaults_nested(supplied: Mapping[str,Any], defaults: Mapping[str,Any]) -> dict[str,Any]:
+def _set_defaults_nested(supplied: Mapping[str, Any], defaults: Mapping[str, Any]) -> dict[str, Any]:
     supplied = defaultdict(dict, supplied)
     for default_key, default_value in defaults.items():
         if isinstance(default_value, Mapping):
diff --git a/vizro-core/tests/unit/vizro/conftest.py b/vizro-core/tests/unit/vizro/conftest.py
index 1048465f0..ba3cff2bd 100644
--- a/vizro-core/tests/unit/vizro/conftest.py
+++ b/vizro-core/tests/unit/vizro/conftest.py
@@ -25,6 +25,7 @@ def standard_px_chart(gapminder):
         size_max=60,
     )
 
+
 @pytest.fixture
 def standard_dash_table(gapminder):
     return dash_data_table(data_frame=gapminder)
diff --git a/vizro-core/tests/unit/vizro/models/_components/test_table.py b/vizro-core/tests/unit/vizro/models/_components/test_table.py
index e1c8d8ff1..db6aa1612 100644
--- a/vizro-core/tests/unit/vizro/models/_components/test_table.py
+++ b/vizro-core/tests/unit/vizro/models/_components/test_table.py
@@ -1,7 +1,6 @@
 """Unit tests for vizro.models.Table."""
 import json
 
-import pandas as pd
 import plotly
 import pytest
 from dash import dash_table, html
@@ -27,12 +26,12 @@ def dash_table_with_str_dataframe():
 @pytest.fixture
 def expected_table():
     return html.Div(
-            [
-                None,
-                html.Div(dash_table.DataTable(), id="text_table"),
-            ],
-            className="table-container",
-        )
+        [
+            None,
+            html.Div(dash_table.DataTable(), id="text_table"),
+        ],
+        className="table-container",
+    )
 
 
 class TestDunderMethodsTable:
diff --git a/vizro-core/tests/unit/vizro/models/test_page.py b/vizro-core/tests/unit/vizro/models/test_page.py
index 18d18ed5d..71313fb58 100644
--- a/vizro-core/tests/unit/vizro/models/test_page.py
+++ b/vizro-core/tests/unit/vizro/models/test_page.py
@@ -90,10 +90,15 @@ def test_set_layout_invalid(self):
         with pytest.raises(ValidationError, match="Number of page and grid components need to be the same."):
             vm.Page(title="Page 4", components=[vm.Button()], layout=vm.Layout(grid=[[0, 1]]))
 
-    def test_valid_component_types(self, standard_px_chart,standard_dash_table):
+    def test_valid_component_types(self, standard_px_chart, standard_dash_table):
         vm.Page(
             title="Page Title",
-            components=[vm.Graph(figure=standard_px_chart), vm.Card(text="""# Header 1"""), vm.Button(),vm.Table(figure=standard_dash_table)],
+            components=[
+                vm.Graph(figure=standard_px_chart),
+                vm.Card(text="""# Header 1"""),
+                vm.Button(),
+                vm.Table(figure=standard_dash_table),
+            ],
         )
 
     @pytest.mark.parametrize(
diff --git a/vizro-core/tests/unit/vizro/tables/test_dash_table.py b/vizro-core/tests/unit/vizro/tables/test_dash_table.py
index f95d38921..776c387a5 100644
--- a/vizro-core/tests/unit/vizro/tables/test_dash_table.py
+++ b/vizro-core/tests/unit/vizro/tables/test_dash_table.py
@@ -1,16 +1,22 @@
-from vizro.tables.dash_table import _set_defaults_nested
 import pytest
 
+from vizro.tables.dash_table import _set_defaults_nested
+
+
 @pytest.fixture
 def default_dictionary():
-    return {"a": {"b": {"c": 1, "d": 2}},"e": 3}
+    return {"a": {"b": {"c": 1, "d": 2}}, "e": 3}
+
 
-@pytest.mark.parametrize("input, expected_output", [
-    ({},{"a": {"b": {"c": 1, "d": 2}},"e": 3}), # nothing supplied
-    ({'e': 10},{"a": {"b": {"c": 1, "d": 2}},"e": 10}), # flat main key
-    ({"a": {"b": {"c": 11, "d": 12}}},{"a": {"b": {"c": 11, "d": 12}},"e": 3}), # updated multiple nested keys
-    ({"a": {"b": {"c": 1, "d": {"f":42}}}},{"a": {"b": {"c": 1, "d": {"f":42}}},"e": 3}), # add new dict
-    ({"a": {"b": {"c": 5}}},{'a': {'b': {'c': 5, 'd': 2}},"e": 3}) #arbitrary nesting
-    ]) 
+@pytest.mark.parametrize(
+    "input, expected_output",
+    [
+        ({}, {"a": {"b": {"c": 1, "d": 2}}, "e": 3}),  # nothing supplied
+        ({"e": 10}, {"a": {"b": {"c": 1, "d": 2}}, "e": 10}),  # flat main key
+        ({"a": {"b": {"c": 11, "d": 12}}}, {"a": {"b": {"c": 11, "d": 12}}, "e": 3}),  # updated multiple nested keys
+        ({"a": {"b": {"c": 1, "d": {"f": 42}}}}, {"a": {"b": {"c": 1, "d": {"f": 42}}}, "e": 3}),  # add new dict
+        ({"a": {"b": {"c": 5}}}, {"a": {"b": {"c": 5, "d": 2}}, "e": 3}),  # arbitrary nesting
+    ],
+)
 def test_set_defaults_nested(default_dictionary, input, expected_output):
-    assert _set_defaults_nested(input, default_dictionary) == expected_output
\ No newline at end of file
+    assert _set_defaults_nested(input, default_dictionary) == expected_output