fix linting

doc/source/whatsnew/v3.0.0.rst

@@ -619,7 +619,9 @@ MultiIndex
 I/O
 ^^^
 - Bug in :class:`DataFrame` and :class:`Series` ``repr`` of :py:class:`collections.abc.Mapping`` elements. (:issue:`57915`)
+- Bug in :class:`HTMLFormatter._write_cell` to escape regular spaces as `` `` ensuring multiple spaces are preserved in the HTML output. (:issue:`59876`)
 - Bug in :meth:`.DataFrame.to_json` when ``"index"`` was a value in the :attr:`DataFrame.column` and :attr:`Index.name` was ``None``. Now, this will fail with a ``ValueError`` (:issue:`58925`)
+- Bug in :meth:`DataFrame._repr_html_` pass :func: ``get_option("display.float_format")`` to :class:`DataFrameFormatter`, such that HTML output respects the configured float formatting. (:issue:`59876`)
 - Bug in :meth:`DataFrame.from_records` where ``columns`` parameter with numpy structured array was not reordering and filtering out the columns (:issue:`59717`)
 - Bug in :meth:`DataFrame.to_dict` raises unnecessary ``UserWarning`` when columns are not unique and ``orient='tight'``. (:issue:`58281`)
 - Bug in :meth:`DataFrame.to_excel` when writing empty :class:`DataFrame` with :class:`MultiIndex` on both axes (:issue:`57696`)
@@ -636,8 +638,6 @@ I/O
 - Bug in :meth:`read_stata` raising ``KeyError`` when input file is stored in big-endian format and contains strL data. (:issue:`58638`)
 - Bug in :meth:`read_stata` where extreme value integers were incorrectly interpreted as missing for format versions 111 and prior (:issue:`58130`)
 - Bug in :meth:`read_stata` where the missing code for double was not recognised for format versions 105 and prior (:issue:`58149`)
-- Bug in :meth:`DataFrame._repr_html_` pass :func:`get_option("display.float_format")` to :class:`DataFrameFormatter`, such that HTML output respects the configured float formatting (:issue:`59876`)
-- Bug in :class:`HTMLFormatter._write_cell` to escape regular spaces as ` `, ensuring multiple spaces are preserved in the HTML output (:issue:`59876`).
 
 Period
 ^^^^^^

pandas/io/formats/html.py

@@ -190,7 +190,7 @@ def _write_cell(
 
         if self.escape:
             # escape & first to prevent double escaping of &
-            esc = {"&": r"&amp;", "<": r"&lt;", ">": r"&gt;"," ":"&nbsp;"}
+            esc = {"&": r"&amp;", "<": r"&lt;", ">": r"&gt;", " ": "&nbsp;"}
         else:
             esc = {}
 

pandas/tests/io/test_info_repr_html.py

@@ -1,32 +1,35 @@
 import pytest
+
 import pandas as pd
 
 
 class Testfloatformat:
-    @pytest.mark.parametrize("data, format_option, expected_values", [
-        ({"A": [12345.6789]}, "{:12.3f}", "   12345.679"),
-        ({"A": [None]}, "{:.3f}", " None"),
-        ({"A": [""]}, "{:.2f}", " "),
-        ({"A": [112345.6789]}, "{:6.3f}", "112345.679"),
-        ({"A": ["foo    foo"]}, None, " foo    foo"),
-        ({"A": [None]}, None, " None"),
-        ({"A": ["foo foo foo"]}, None, " foo foo foo"),
-    ]) #test cases
+    @pytest.mark.parametrize(
+        "data, format_option, expected_values",
+        [
+            ({"A": [12345.6789]}, "{:12.3f}", "   12345.679"),
+            ({"A": [None]}, "{:.3f}", " None"),
+            ({"A": [""]}, "{:.2f}", " "),
+            ({"A": [112345.6789]}, "{:6.3f}", "112345.679"),
+            ({"A": ["foo    foo"]}, None, " foo    foo"),
+            ({"A": [None]}, None, " None"),
+            ({"A": ["foo foo foo"]}, None, " foo foo foo"),
+        ],
+    )  # test cases
+    def test_float_formatting_html_output(self, data, format_option, expected_values):
+        # set float format, avoid for string checks
+        if format_option is not None:
+            pd.set_option("display.float_format", format_option.format)
+
+        # create dataframe
+        df = pd.DataFrame(data)
 
-    def test_float_formatting_html_output(self,data,format_option, expected_values):
-            # set float format, avoid for string checks
-            if format_option is not None:
-                 pd.set_option("display.float_format", format_option.format)
-
-            # crate dataframe
-            df = pd.DataFrame(data)
-
-            # capture html output
-            html_output = df._repr_html_()
+        # capture html output
+        html_output = df._repr_html_()
 
-            # check
-            assert expected_values in html_output
+        # check
+        assert expected_values in html_output
 
-            # reset option
-            if format_option is not None:
-                 pd.reset_option("display.float_format")
+        # reset option
+        if format_option is not None:
+            pd.reset_option("display.float_format")