diff --git a/src/sage/combinat/root_system/root_lattice_realizations.py b/src/sage/combinat/root_system/root_lattice_realizations.py
index f55c24f..16d3ca5 100644
--- a/src/sage/combinat/root_system/root_lattice_realizations.py
+++ b/src/sage/combinat/root_system/root_lattice_realizations.py
@@ -3131,8 +3131,8 @@ class RootLatticeRealizations(Category_over_base_ring):
 
                 sage: L = RootSystem(['A',2]).ambient_space()
                 sage: C = crystals.Tableaux(['A',2], shape=[2,1])
-                sage: L.plot_crystal(C)
-                Graphics object consisting of 16 graphics primitives
+                sage: L.plot_crystal(C, plot_labels='multiplicities')
+                Graphics object consisting of 15 graphics primitives
                 sage: C = crystals.Tableaux(['A',2], shape=[8,4])
                 sage: p = L.plot_crystal(C, plot_labels='circles')
                 sage: p.show(figsize=15)
diff --git a/src/sage/interacts/test_jupyter.rst b/src/sage/interacts/test_jupyter.rst
index ed2bcb5..3f307d2 100644
--- a/src/sage/interacts/test_jupyter.rst
+++ b/src/sage/interacts/test_jupyter.rst
@@ -281,9 +281,7 @@ Test all interacts from the Sage interact library::
     Interactive function <function coin at ...> with 2 widgets
       n: IntSlider(value=1000, description=u'Number of Tosses', max=10000, min=2, step=100)
       interval: IntRangeSlider(value=(0, 0), description=u'Plotting range (y)', max=1)
-    doctest:...: UserWarning: Attempting to set identical bottom==top results
-    in singular transformations; automatically expanding.
-    bottom=0.0, top=0.0
+    doctest:...: UserWarning: Attempting to set identical bottom == top == 0.0 results in singular transformations; automatically expanding.
 
 Test matrix control (see :trac:`27735`)::
 
diff --git a/src/sage/plot/colors.py b/src/sage/plot/colors.py
index 1860b6c..da3c9c3 100644
--- a/src/sage/plot/colors.py
+++ b/src/sage/plot/colors.py
@@ -20,7 +20,7 @@ comprises the "official" W3C CSS3_ / SVG_ colors.
 For a list of color maps in Sage, evaluate::
 
     sage: sorted(colormaps)
-    [u'Accent', u'Accent_r', u'Blues', u'Blues_r', u'BrBG', u'BrBG_r', ...]
+    [u'Accent', u'Blues', u'BrBG', ...]
 
 These are imported from matplotlib's cm_ module.
 
@@ -1374,7 +1374,7 @@ def get_cmap(cmap):
     and color names.  For a list of map names, evaluate::
 
         sage: sorted(colormaps)
-        [u'Accent', u'Accent_r', u'Blues', u'Blues_r', ...]
+        [u'Accent', u'Blues', ...]
 
     See :func:`rgbcolor` for valid list/tuple element formats.
 
@@ -1468,7 +1468,7 @@ class Colormaps(collections.MutableMapping):
     For a list of map names, evaluate::
 
         sage: sorted(colormaps)
-        [u'Accent', u'Accent_r', u'Blues', u'Blues_r', ...]
+        [u'Accent', u'Blues', ...]
     """
     def __init__(self):
         """
@@ -1495,7 +1495,7 @@ class Colormaps(collections.MutableMapping):
             sage: len(maps.maps)
             0
             sage: maps.load_maps()
-            sage: len(maps.maps)>130
+            sage: len(maps.maps)>60
             True
         """
         global cm
@@ -1539,7 +1539,7 @@ class Colormaps(collections.MutableMapping):
 
             sage: from sage.plot.colors import Colormaps
             sage: maps = Colormaps()
-            sage: len(maps)>130
+            sage: len(maps)>60
             True
         """
         self.load_maps()
diff --git a/src/sage/plot/contour_plot.py b/src/sage/plot/contour_plot.py
index a7533fa..12a2b1f 100644
--- a/src/sage/plot/contour_plot.py
+++ b/src/sage/plot/contour_plot.py
@@ -223,7 +223,7 @@ class ContourPlot(GraphicPrimitive):
                 cb.add_lines(CS)
 
 
-@suboptions('colorbar', orientation='vertical', format=None, spacing=None)
+@suboptions('colorbar', orientation='vertical', format=None, spacing='uniform')
 @suboptions('label', fontsize=9, colors='blue', inline=None, inline_spacing=3,
             fmt="%1.2f")
 @options(plot_points=100, fill=True, contours=None, linewidths=None,
diff --git a/src/sage/plot/multigraphics.py b/src/sage/plot/multigraphics.py
index 3135ceb..184a97c 100644
--- a/src/sage/plot/multigraphics.py
+++ b/src/sage/plot/multigraphics.py
@@ -1295,15 +1295,15 @@ class GraphicsArray(MultiGraphics):
             sage: g2 = circle((0,1), 1.)
             sage: G = graphics_array([g1, g2])
             sage: G.position(0)  # tol 1.0e-13
-            (0.028906249999999998,
-             0.038541666666666696,
-             0.45390624999999996,
-             0.9229166666666667)
+            (0.023437500000000003,
+             0.03415488992713045,
+             0.4627803348994754,
+             0.9345951100728696)
             sage: G.position(1)  # tol 1.0e-13
-            (0.5171874999999999,
-             0.038541666666666696,
-             0.45390624999999996,
-             0.9229166666666667)
+            (0.5136230468749999,
+             0.19293222169724827,
+             0.46278033489947534,
+             0.617040446532634)
 
         """
         if not self._positions: