ENH: add named based column css styling to pandas Styler (black fixup)

Author: attack68

pandas/tests/io/formats/test_style.py

@@ -1689,26 +1689,21 @@ def test_no_cell_ids(self):
         assert s.find('<td  class="data row0 col0" >') != -1
 
     def test_extending_table_styles(self):
-        df = pd.DataFrame(data=[[0, 1], [1, 2]], columns=['A', 'B'])
-        styler = df.style.set_table_styles([{
-            'selector': '',
-            'props': [('background-color', 'yellow')]}]
-        ).extend_table_styles([{
-            'selector': '.col0',
-            'props': [('background-color', 'blue')]}]
+        df = pd.DataFrame(data=[[0, 1], [1, 2]], columns=["A", "B"])
+        styler = df.style.set_table_styles(
+            [{"selector": "", "props": [("background-color", "yellow")]}]
+        ).extend_table_styles(
+            [{"selector": ".col0", "props": [("background-color", "blue")]}]
         )
         assert len(styler.table_styles) == 2
 
     def test_column_styling(self):
-        df = pd.DataFrame(data=[[0, 1], [1, 2]], columns=['A', 'B'])
-        s = Styler(df, uuid='_')
-        s = s.extend_column_styles({
-            'A': [{
-                'selector': '',
-                'props': [('color', 'blue')]
-            }]
-        })
-        assert '#T__ .col0 {\n          color: blue;\n    }' in s.render()
+        df = pd.DataFrame(data=[[0, 1], [1, 2]], columns=["A", "B"])
+        s = Styler(df, uuid="_")
+        s = s.extend_column_styles(
+            {"A": [{"selector": "", "props": [("color", "blue")]}]}
+        )
+        assert "#T__ .col0 {\n          color: blue;\n    }" in s.render()
 
 
 @td.skip_if_no_mpl