User doc decorator for __doc__ in pandas/tseries/offsets.py

Author: HH-MWB

pandas/tseries/offsets.py

@@ -1188,11 +1188,12 @@ class BusinessMonthBegin(MonthOffset):
     _day_opt = "business_start"
 
 
+@doc(bound="bound")
 class _CustomBusinessMonth(_CustomMixin, BusinessMixin, MonthOffset):
     """
     DateOffset subclass representing custom business month(s).
 
-    Increments between %(bound)s of month dates.
+    Increments between {bound} of month dates.
 
     Parameters
     ----------
@@ -1284,14 +1285,12 @@ def apply(self, other):
         return result
 
 
-@Substitution(bound="end")
-@Appender(_CustomBusinessMonth.__doc__)
+@doc(_CustomBusinessMonth, bound="end")
 class CustomBusinessMonthEnd(_CustomBusinessMonth):
     _prefix = "CBM"
 
 
-@Substitution(bound="beginning")
-@Appender(_CustomBusinessMonth.__doc__)
+@doc(_CustomBusinessMonth, bound="beginning")
 class CustomBusinessMonthBegin(_CustomBusinessMonth):
     _prefix = "CBMS"