DOC:

jklymak · jklymak · commit f91b603e2e4b · 2020-04-21T14:01:57.000-07:00
diff --git a/lib/matplotlib/dates.py b/lib/matplotlib/dates.py
@@ -241,8 +241,7 @@ def set_epoch(epoch):
         valid UTC date parsable by `numpy.datetime64` (do not include
         timezone).
 
-    The default epoch is :rc:`dates.epoch`, and users should not need to
-    change this.
+    The default epoch is :rc:`dates.epoch` (by default 1970-01-01T00:00).  
 
     If microsecond accuracy is desired, the date being plotted needs to be
     within approximately 70 years of the epoch. Matplotlib internally
