MNT: cleanup minor style issues

tacaswell · tacaswell · commit 44fd12ba4d60 · 2020-06-09T14:15:59.000-04:00
- remove un-needed f-string in examples
 - escape an escape sequence aimed at sphinx (not python)
 - whitespace in examples and tests
diff --git a/examples/statistics/confidence_ellipse.py b/examples/statistics/confidence_ellipse.py
@@ -209,7 +209,7 @@ def get_correlated_dataset(n, dependency, mu, scale):
 
 ax_kwargs.scatter(x, y, s=0.5)
 ax_kwargs.scatter(mu[0], mu[1], c='red', s=3)
-ax_kwargs.set_title(f'Using kwargs')
+ax_kwargs.set_title('Using kwargs')
 
 fig.subplots_adjust(hspace=0.25)
 plt.show()
diff --git a/examples/ticks_and_spines/tick-formatters.py b/examples/ticks_and_spines/tick-formatters.py
@@ -73,6 +73,7 @@ def setup(ax, title):
 setup(axs1[1], title="StrMethodFormatter('{x:.3f}')")
 axs1[1].xaxis.set_major_formatter(ticker.StrMethodFormatter("{x:.3f}"))
 
+
 # FuncFormatter can be used as a decorator
 @ticker.FuncFormatter
 def major_formatter(x, pos):
diff --git a/lib/matplotlib/tests/test_backend_pgf.py b/lib/matplotlib/tests/test_backend_pgf.py
@@ -100,6 +100,7 @@ def create_figure():
 def test_common_texification(plain_text, escaped_text):
     assert common_texification(plain_text) == escaped_text
 
+
 # test compiling a figure to pdf with xelatex
 @needs_xelatex
 @pytest.mark.backend('pgf')
diff --git a/lib/matplotlib/widgets.py b/lib/matplotlib/widgets.py
@@ -1908,7 +1908,7 @@ def __init__(self, ax, onselect, drawtype='box',
                  lineprops=None, rectprops=None, spancoords='data',
                  button=None, maxdist=10, marker_props=None,
                  interactive=False, state_modifier_keys=None):
-        """
+        r"""
         Parameters
         ----------
         ax : `~matplotlib.axes.Axes`
