From 28a762245163dd0c0bc7539d28c652305bb1989a Mon Sep 17 00:00:00 2001
From: jbrockmendel <jbrockmendel@gmail.com>
Date: Sat, 23 May 2020 08:43:42 -0700
Subject: [PATCH 1/3] REF: cdef BusinessHourMixin

---
 pandas/_libs/tslibs/offsets.pyx | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/pandas/_libs/tslibs/offsets.pyx b/pandas/_libs/tslibs/offsets.pyx
index f9ddb6fabc7bb..8e97404afa03f 100644
--- a/pandas/_libs/tslibs/offsets.pyx
+++ b/pandas/_libs/tslibs/offsets.pyx
@@ -1024,9 +1024,12 @@ cdef class BusinessMixin(SingleConstructorOffset):
         self._offset = state["_offset"]
 
 
-class BusinessHourMixin(BusinessMixin):
+cdef class BusinessHourMixin(BusinessMixin):
     _adjust_dst = False
 
+    cdef readonly:
+        tuple start, end
+
     def __init__(
             self, n=1, normalize=False, start="09:00", end="17:00", offset=timedelta(0)
         ):
@@ -1073,8 +1076,8 @@ class BusinessHourMixin(BusinessMixin):
                 "one another"
             )
 
-        object.__setattr__(self, "start", start)
-        object.__setattr__(self, "end", end)
+        self.start = start
+        self.end = end
 
     def __reduce__(self):
         return type(self), (self.n, self.normalize, self.start, self.end, self.offset)

From 54ff20b78c93b05f742ef28c3098b1ac7afead67 Mon Sep 17 00:00:00 2001
From: jbrockmendel <jbrockmendel@gmail.com>
Date: Sat, 23 May 2020 09:25:40 -0700
Subject: [PATCH 2/3] doc fixup

---
 doc/source/reference/offset_frequency.rst | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/doc/source/reference/offset_frequency.rst b/doc/source/reference/offset_frequency.rst
index 008f06a2c4999..93dd44ee4f8ab 100644
--- a/doc/source/reference/offset_frequency.rst
+++ b/doc/source/reference/offset_frequency.rst
@@ -93,6 +93,8 @@ Properties
     BusinessHour.normalize
     BusinessHour.rule_code
     BusinessHour.n
+    BusinessHour.start
+    BusinessHour.end
 
 Methods
 ~~~~~~~
@@ -159,6 +161,8 @@ Properties
     CustomBusinessHour.normalize
     CustomBusinessHour.rule_code
     CustomBusinessHour.n
+    CustomBusinessHour.start
+    CustomBusinessHour.end
 
 Methods
 ~~~~~~~

From 04df90ef4b935b74483d48aaa1c17c632f9f0e92 Mon Sep 17 00:00:00 2001
From: jbrockmendel <jbrockmendel@gmail.com>
Date: Sat, 23 May 2020 13:07:35 -0700
Subject: [PATCH 3/3] pickle troubleshoot

---
 pandas/_libs/tslibs/offsets.pyx | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/pandas/_libs/tslibs/offsets.pyx b/pandas/_libs/tslibs/offsets.pyx
index 8e97404afa03f..384036633398e 100644
--- a/pandas/_libs/tslibs/offsets.pyx
+++ b/pandas/_libs/tslibs/offsets.pyx
@@ -731,11 +731,13 @@ cdef class BaseOffset:
         self.__dict__.update(state)
 
         if 'weekmask' in state and 'holidays' in state:
-            calendar, holidays = _get_calendar(weekmask=self.weekmask,
-                                               holidays=self.holidays,
+            weekmask = state.pop("weekmask")
+            holidays = state.pop("holidays")
+            calendar, holidays = _get_calendar(weekmask=weekmask,
+                                               holidays=holidays,
                                                calendar=None)
-            object.__setattr__(self, "calendar", calendar)
-            object.__setattr__(self, "holidays", holidays)
+            self.calendar = calendar
+            self.holidays = holidays
 
     def __getstate__(self):
         """Return a pickleable state"""