Merge pull request matplotlib#21443 from jklymak/fix-position-axes

FIX: re-instate ability to have position in axes

Author: QuLogic

lib/matplotlib/pyplot.py

@@ -1059,8 +1059,12 @@ def axes(arg=None, **kwargs):
         plt.axes((left, bottom, width, height), facecolor='w')
     """
     fig = gcf()
+    pos = kwargs.pop('position', None)
     if arg is None:
-        return fig.add_subplot(**kwargs)
+        if pos is None:
+            return fig.add_subplot(**kwargs)
+        else:
+            return fig.add_axes(pos, **kwargs)
     else:
         return fig.add_axes(arg, **kwargs)
 

lib/matplotlib/tests/test_pyplot.py

@@ -1,4 +1,5 @@
 import difflib
+import numpy as np
 import subprocess
 import sys
 from pathlib import Path
@@ -320,3 +321,17 @@ def test_polar_second_call():
     ln2, = plt.polar(1.57, .5, 'bo')
     assert isinstance(ln2, mpl.lines.Line2D)
     assert ln1.axes is ln2.axes
+
+
+def test_fallback_position():
+    # check that position kwarg works if rect not supplied
+    axref = plt.axes([0.2, 0.2, 0.5, 0.5])
+    axtest = plt.axes(position=[0.2, 0.2, 0.5, 0.5])
+    np.testing.assert_allclose(axtest.bbox.get_points(),
+                               axref.bbox.get_points())
+
+    # check that position kwarg ignored if rect is supplied
+    axref = plt.axes([0.2, 0.2, 0.5, 0.5])
+    axtest = plt.axes([0.2, 0.2, 0.5, 0.5], position=[0.1, 0.1, 0.8, 0.8])
+    np.testing.assert_allclose(axtest.bbox.get_points(),
+                               axref.bbox.get_points())