Actually use some unused variables

Author: QuLogic

examples/text_labels_and_annotations/arrow_demo.py

@@ -116,6 +116,7 @@ def make_arrow_graph(ax, data, size=4, display='length', shape='right',
             fc=fc, ec=ec or fc, alpha=alpha, width=width,
             head_width=head_width, head_length=head_length, shape=shape,
             length_includes_head=True,
+            **kwargs
         )
 
         # figure out coordinates for text:

lib/matplotlib/tests/test_polar.py

@@ -375,7 +375,7 @@ def test_default_thetalocator():
 
 def test_axvspan():
     ax = plt.subplot(projection="polar")
-    span = plt.axvspan(0, np.pi/4)
+    span = ax.axvspan(0, np.pi/4)
     assert span.get_path()._interpolation_steps > 1
 
 

lib/mpl_toolkits/tests/test_mplot3d.py

@@ -1024,8 +1024,10 @@ def test_lines_dists():
     ys = (100, 150, 30, 200)
     ax.scatter(xs, ys)
 
-    dist = proj3d._line2d_seg_dist(p0, p1, (xs[0], ys[0]))
+    dist0 = proj3d._line2d_seg_dist(p0, p1, (xs[0], ys[0]))
     dist = proj3d._line2d_seg_dist(p0, p1, np.array((xs, ys)))
+    assert dist0 == dist[0]
+
     for x, y, d in zip(xs, ys, dist):
         c = Circle((x, y), d, fill=0)
         ax.add_patch(c)