TST/FIX

jklymak · jklymak · commit 77dfcc82f5ff · 2021-05-19T21:54:35.000-07:00
diff --git a/lib/matplotlib/axes/_axes.py b/lib/matplotlib/axes/_axes.py
@@ -5675,7 +5675,7 @@ def _pcolorargs(self, funcname, *args, shading='auto', **kwargs):
                 shading = 'flat'
 
         if shading == 'flat':
-            if (Nx, Ny) != (ncols + 1, nrows +  1):
+            if (Nx, Ny) != (ncols + 1, nrows + 1):
                 raise TypeError('Dimensions of C %s are incompatible with'
                                 ' X (%d) and/or Y (%d); see help(%s)' % (
                                     C.shape, Nx, Ny, funcname))
diff --git a/lib/matplotlib/mpl-data/matplotlibrc b/lib/matplotlib/mpl-data/matplotlibrc
@@ -130,7 +130,7 @@
 
 #markers.fillstyle: full  # {full, left, right, bottom, top, none}
 
-#pcolor.shading: flat
+#pcolor.shading: auto
 #pcolormesh.snap: True  # Whether to snap the mesh to pixel boundaries. This is
                         # provided solely to allow old test images to remain
                         # unchanged. Set to False to obtain the previous behavior.
diff --git a/lib/matplotlib/tests/test_axes.py b/lib/matplotlib/tests/test_axes.py
@@ -1260,15 +1260,15 @@ def test_pcolorauto(fig_test, fig_ref):
     y = np.arange(0, 4)
     np.random.seed(19680801)
     Z = np.random.randn(3, 9)
-    # this is the same as flat:
+    # this is the same as flat; note that auto is default
     ax.pcolormesh(x, y, Z)
 
     ax = fig_ref.subplots()
     # specify the centers
     x2 = x[:-1] + np.diff(x) / 2
     y2 = y[:-1] + np.diff(y) / 2
     # this is same as nearest:
-    ax.pcolormesh(x2, y2, Z, shading='auto')
+    ax.pcolormesh(x2, y2, Z)
 
 
 @image_comparison(['canonical'])
