From 4ba3538e8eb17a1e291f0e1a0314c5081ab71012 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Uir=C3=A1=20Caiado?= <ucaiado@me.com>
Date: Mon, 10 Aug 2020 19:38:42 -0300
Subject: [PATCH] Update the Brazilian holidays' calendar

Exclude Constitucionalista holiday in 2020 according to a modification made in
 Bazilian market calendar due to Coronavirus pandemic
---
 trading_calendars/exchange_calendar_bvmf.py | 16 ++++++++++++----
 1 file changed, 12 insertions(+), 4 deletions(-)

diff --git a/trading_calendars/exchange_calendar_bvmf.py b/trading_calendars/exchange_calendar_bvmf.py
index ee07b3c1..2b5adc91 100644
--- a/trading_calendars/exchange_calendar_bvmf.py
+++ b/trading_calendars/exchange_calendar_bvmf.py
@@ -81,11 +81,18 @@
     day=1,
 )
 # Constitutionalist Revolution
-Constitucionalista = Holiday(
-    'Constitucionalista',
+Constitucionalista_prepandemic = Holiday(
+    'Constitucionalista pre-pandemia',
     month=7,
     day=9,
-    start_date='1998-01-01'
+    start_date='1998-01-01',
+    end_date='2020-01-01'
+)
+Constitucionalista_pospandemic = Holiday(
+    'Constitucionalista pos-pandemia',
+    month=7,
+    day=9,
+    start_date='2021-01-01'
 )
 # Independence Day
 Independencia = Holiday(
@@ -205,7 +212,8 @@ def regular_holidays(self):
             CorpusChristi,
             Tiradentes,
             DiaTrabalho,
-            Constitucionalista,
+            Constitucionalista_prepandemic,
+            Constitucionalista_pospandemic,
             Independencia,
             Aparecida,
             Finados,