Match DayLocator.interval check and message order

matplotlib · Aug 19, 2016 · 940090c · 940090c
1 parent e577564
commit 940090c
Showing 1 changed file with 2 additions and 3 deletions.
diff --git a/lib/matplotlib/dates.py b/lib/matplotlib/dates.py
@@ -1241,9 +1241,8 @@ def __init__(self, bymonthday=None, interval=1, tz=None):
 
         Default is to tick every day of the month: ``bymonthday=range(1,32)``
         """
-        if interval < 1 or not isinstance(interval, int):
-            raise ValueError("The interval parameter must be an integer "
-                             "greater than or equal to one.")
+        if not isinstance(interval, int) or interval < 1:
+            raise ValueError("interval must be an integer greater than 0")
         if bymonthday is None:
             bymonthday = range(1, 32)
         elif isinstance(bymonthday, np.ndarray):