update mpl for tests

Author: nschloe

tests/test_cleanfigure.py

@@ -174,7 +174,7 @@ def test_surface3D(self):
 
         with plt.rc_context(rc=RC_PARAMS):
             fig = plt.figure()
-            ax = fig.gca(projection="3d")
+            ax = plt.axes(projection="3d")
 
             # Plot the surface.
             surf = ax.plot_surface(
@@ -217,7 +217,7 @@ def test_trisurface3D(self):
 
         with plt.rc_context(rc=RC_PARAMS):
             fig = plt.figure()
-            ax = fig.gca(projection="3d")
+            ax = plt.axes(projection="3d")
 
             ax.plot_trisurf(x, y, z, linewidth=0.2, antialiased=True)
             with pytest.warns(Warning):
@@ -244,7 +244,7 @@ def test_polygon3D(self):
 
         with plt.rc_context(rc=RC_PARAMS):
             fig = plt.figure()
-            ax = fig.gca(projection="3d")
+            ax = plt.axes(projection="3d")
 
             def cc(arg):
                 """
@@ -302,7 +302,7 @@ def test_bar3D(self):
     def test_quiver3D(self):
         with plt.rc_context(rc=RC_PARAMS):
             fig = plt.figure()
-            ax = fig.gca(projection="3d")
+            ax = plt.axes(projection="3d")
 
             # Make the grid
             x, y, z = np.meshgrid(
@@ -328,8 +328,7 @@ def test_quiver3D(self):
 
     def test_2D_in_3D(self):
         with plt.rc_context(rc=RC_PARAMS):
-            fig = plt.figure()
-            ax = fig.gca(projection="3d")
+            ax = plt.axes(projection="3d")
 
             # Plot a sin curve using the x and y axes.
             x = np.linspace(0, 1, 100)

tox.ini

@@ -8,7 +8,7 @@ deps =
     pytest
     pytest-cov
     pytest-codeblocks
-    matplotlib == 3.3.4
+    matplotlib == 3.4.3
     pytest-randomly
 commands =
     pytest {posargs} --codeblocks