Fix flake8 errors

asmeurer · asmeurer · commit 506aef011a92 · 2024-05-08T15:19:40.000-06:00
diff --git a/lib/matplotlib/sphinxext/plot_directive.py b/lib/matplotlib/sphinxext/plot_directive.py
@@ -717,7 +717,10 @@ def render_figures(code, code_path, output_dir, output_base, context,
             for fmt, dpi in formats:
                 try:
                     if os.path.exists(img.filename(fmt)):
-                        raise PlotError('file %s already exists. You may need to set output-base-name to something else.' % img.filename(fmt))
+                        raise PlotError(
+                            'file %s already exists. You may need to '
+                            'set output-base-name to something else.'
+                            % img.filename(fmt))
                     figman.canvas.figure.savefig(img.filename(fmt), dpi=dpi)
                     if fmt == formats[0][0] and config.plot_srcset:
                         # save a 2x, 3x etc version of the default...
@@ -726,7 +729,10 @@ def render_figures(code, code_path, output_dir, output_base, context,
                             fm = f'{suffix}.{fmt}'
                             img.formats.append(fm)
                             if os.path.exists(img.filename(fm)):
-                                raise PlotError('file %s already exists. You may need to set output-base-name to something else.' % img.filename(fmt))
+                                raise PlotError(
+                                    'file %s already exists. You may need to '
+                                    'set output-base-name to something else.'
+                                    % img.filename(fmt))
                             figman.canvas.figure.savefig(img.filename(fm),
                                                          dpi=int(dpi * mult))
                 except Exception as err:
