Some more deprecations of old, old stuff.

anntzer · anntzer · commit e3810074313c · 2018-04-21T14:43:16.000-07:00
(I think 2018 qualifies as beyond "the near future" of "sometime after
2008-08-01", but YMMV...)
diff --git a/doc/api/next_api_changes/2018-02-15-AL-deprecations.rst b/doc/api/next_api_changes/2018-02-15-AL-deprecations.rst
@@ -15,11 +15,13 @@ The following classes, methods, functions, and attributes are deprecated:
 - ``backend_wx.FigureCanvasWx.macros``,
 - ``cbook.GetRealpathAndStat``, ``cbook.Locked``,
 - ``cbook.is_numlike`` (use ``isinstance(..., numbers.Number)`` instead),
-  ``cbook.listFiles``, ``cbook.unicode_safe``
+  ``cbook.listFiles``, ``cbook.unicode_safe``,
 - ``container.Container.set_remove_method``,
+- ``contour.ContourLabeler.cl``, ``.cl_xy``, and ``.cl_cvalues``,
 - ``dates.DateFormatter.strftime_pre_1900``, ``dates.DateFormatter.strftime``,
 - ``font_manager.TempCache``,
 - ``mathtext.unichr_safe`` (use ``chr`` instead),
+- ``table.Table.get_child_artists`` (use ``get_children`` instead),
 - ``testing.compare.ImageComparisonTest``, ``testing.compare.compare_float``,
 - ``testing.decorators.skip_if_command_unavailable``.
 - ``FigureCanvasQT.keyAutoRepeat`` (directly check
diff --git a/lib/matplotlib/contour.py b/lib/matplotlib/contour.py
@@ -215,16 +215,16 @@ def clabel(self, *args, **kwargs):
         else:
             self.labels(inline, inline_spacing)
 
-        # Hold on to some old attribute names.  These are deprecated and will
-        # be removed in the near future (sometime after 2008-08-01), but
-        # keeping for now for backwards compatibility
-        self.cl = self.labelTexts
-        self.cl_xy = self.labelXYs
-        self.cl_cvalues = self.labelCValues
-
         self.labelTextsList = cbook.silent_list('text.Text', self.labelTexts)
         return self.labelTextsList
 
+    cl = property(cbook.deprecated("3.0", alternative="labelTexts")(
+        lambda self: self.labelTexts))
+    cl_xy = property(cbook.deprecated("3.0", alternative="labelXYs")(
+        lambda self: self.labelXYs))
+    cl_cvalues = property(cbook.deprecated("3.0", alternative="labelCValues")(
+        lambda self: self.labelCValues))
+
     def print_label(self, linecontour, labelwidth):
         "Return *False* if contours are too short for a label."
         return (len(linecontour) > 10 * labelwidth
diff --git a/lib/matplotlib/figure.py b/lib/matplotlib/figure.py
@@ -1306,7 +1306,6 @@ def subplots(self, nrows=1, ncols=1, sharex=False, sharey=False,
         pyplot.subplots : pyplot API; docstring includes examples.
         """
 
-        # for backwards compatibility
         if isinstance(sharex, bool):
             sharex = "all" if sharex else "none"
         if isinstance(sharey, bool):
diff --git a/lib/matplotlib/table.py b/lib/matplotlib/table.py
@@ -382,7 +382,7 @@ def contains(self, mouseevent):
     def get_children(self):
         """Return the Artists contained by the table."""
         return list(self._cells.values())
-    get_child_artists = get_children  # backward compatibility
+    get_child_artists = cbook.deprecated("3.0")(get_children)
 
     def get_window_extent(self, renderer):
         """Return the bounding box of the table in window coords."""
