Deprecate dates.mx2num.

anntzer · anntzer · commit 058f6f65f97b · 2019-07-16T09:41:44.000+02:00
mxDateTime never supported Py3, so heh.
diff --git a/doc/api/next_api_changes/2019-07-16-AL.rst b/doc/api/next_api_changes/2019-07-16-AL.rst
@@ -0,0 +1,4 @@
+Deprecations
+````````````
+
+``dates.mx2num`` is deprecated.
diff --git a/lib/matplotlib/dates.py b/lib/matplotlib/dates.py
@@ -25,7 +25,6 @@
    num2timedelta
    epoch2num
    num2epoch
-   mx2num
    drange
 
 .. note::
@@ -1779,6 +1778,7 @@ def num2epoch(d):
     return (np.asarray(d) - EPOCH_OFFSET) * SEC_PER_DAY
 
 
+@cbook.deprecated("3.2")
 def mx2num(mxdates):
     """
     Convert mx :class:`datetime` instance (or sequence of mx
