2020 China calendar discrepancies fix (#1645)

Co-authored-by: DarkKnightYHJ <54981811+darkknightyhj@users.noreply.github.com>

holidays/countries/china.py

@@ -26,6 +26,7 @@ class China(ObservedHolidayBase, ChineseCalendarHolidays, InternationalHolidays,
         - `2023 <https://www.gov.cn/gongbao/content/2023/content_5736714.htm>`_
         - `2022 <https://www.gov.cn/gongbao/content/2021/content_5651728.htm>`_
         - `2021 <https://www.gov.cn/gongbao/content/2020/content_5567750.htm>`_
+        - `2020 Extensions <https://www.gov.cn/zhengce/zhengceku/2020-01/27/content_5472352.htm>`_
         - `2020 <https://www.gov.cn/gongbao/content/2019/content_5459138.htm>`_
         - `2019 <https://www.gov.cn/gongbao/content/2018/content_5350046.htm>`_
         - `2018 <https://www.gov.cn/gongbao/content/2017/content_5248221.htm>`_
@@ -206,6 +207,12 @@ class ChinaStaticHolidays:
     # Day off (substituted from %s).
     substituted_label = tr("休息日（%s日起取代）")
 
+    # Chinese New Year (Spring Festival).
+    chinese_new_year = tr("春节")
+
+    # Chinese New Year (Spring Festival) Extended Holiday.
+    chinese_new_year_extended = tr("春节延长假期")
+
     # Dragon Boat Festival.
     dragon_boat_festival = tr("端午节")
 
@@ -381,7 +388,10 @@ class ChinaStaticHolidays:
         ),
         2020: (
             (JAN, 24, JAN, 19),  # Spring Festival
-            (JAN, 30, FEB, 1),  # Spring Festival
+            # JAN, 30 in special_public_holidays_observed
+            (JAN, 31, chinese_new_year_extended),  # Spring Festival Extended Holiday
+            (FEB, 1, chinese_new_year_extended),  # Spring Festival Extended Holiday
+            (FEB, 2, chinese_new_year_extended),  # Spring Festival Extended Holiday
             (MAY, 4, APR, 26),  # Labor Day
             (MAY, 5, MAY, 9),  # Labor Day
             (JUN, 26, JUN, 28),  # Dragon Boat Festival
@@ -430,5 +440,8 @@ class ChinaStaticHolidays:
     special_public_holidays_observed = {
         2012: (JUN, 22, dragon_boat_festival),  # observed from Jun 23
         2015: (OCT, 6, mid_autumn_festival),  # observed from Sep 27
-        2020: (OCT, 6, mid_autumn_festival),  # observed from Oct 1, overlap with National Day
+        2020: (
+            (JAN, 30, chinese_new_year),  # Spring Festival (extended due to Covid-19 decree)
+            (OCT, 6, mid_autumn_festival),  # observed from Oct 1, overlap with National Day
+        ),
     }

holidays/locale/en_US/LC_MESSAGES/CN.po

@@ -3,18 +3,18 @@
 #
 msgid ""
 msgstr ""
-"Project-Id-Version: Python Holidays 0.41\n"
+"Project-Id-Version: Python Holidays 0.42\n"
 "POT-Creation-Date: 2023-09-28 19:23+0700\n"
-"PO-Revision-Date: 2023-12-29 19:02+0200\n"
-"Last-Translator: ~Jhellico <jhellico@gmail.com>\n"
+"PO-Revision-Date: 2024-01-18 11:42+0700\n"
+"Last-Translator: PPsyrius <ppsyrius@ppsyrius.dev>\n"
 "Language-Team: Python Holidays localization team\n"
 "Language: en_US\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"
 "Plural-Forms: nplurals=2; plural=(n != 1);\n"
 "Generated-By: Lingua 4.15.0\n"
-"X-Generator: Poedit 3.4\n"
+"X-Generator: Poedit 3.4.2\n"
 
 #. %s (observed).
 #, c-format
@@ -85,3 +85,7 @@ msgid "中国人民抗日战争暨世界反法西斯战争胜利70周年纪念
 msgstr ""
 "70th Anniversary of the Victory of the Chinese People’s War of Resistance "
 "against Japanese Aggression and the World Anti-Fascist War"
+
+#. Chinese New Year (Spring Festival) Extended Holiday.
+msgid "春节延长假期"
+msgstr "Chinese New Year Extended Holiday"

holidays/locale/th/LC_MESSAGES/CN.po

@@ -3,18 +3,18 @@
 #
 msgid ""
 msgstr ""
-"Project-Id-Version: Python Holidays 0.41\n"
+"Project-Id-Version: Python Holidays 0.42\n"
 "POT-Creation-Date: 2023-09-28 19:23+0700\n"
-"PO-Revision-Date: 2023-12-30 17:46+0200\n"
-"Last-Translator: ~Jhellico <jhellico@gmail.com>\n"
+"PO-Revision-Date: 2024-01-18 11:42+0700\n"
+"Last-Translator: PPsyrius <ppsyrius@ppsyrius.dev>\n"
 "Language-Team: Python Holidays localization team\n"
 "Language: th\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"
 "Plural-Forms: nplurals=1; plural=0;\n"
 "Generated-By: Lingua 4.15.0\n"
-"X-Generator: Poedit 3.4\n"
+"X-Generator: Poedit 3.4.2\n"
 
 #. %s (observed).
 #, c-format
@@ -84,3 +84,7 @@ msgstr "วันหยุด (แทน %s)"
 msgid "中国人民抗日战争暨世界反法西斯战争胜利70周年纪念日"
 msgstr ""
 "ครบรอบ 70 ปีแห่งการได้รับชัยชนะจากสงครามต่อต้านญี่ปุ่นและลัทธิฟาสซิสต์โลก"
+
+#. Chinese New Year (Spring Festival) Extended Holiday.
+msgid "春节延长假期"
+msgstr "หยุดพิเศษวันตรุษจีน"

holidays/locale/zh_CN/LC_MESSAGES/CN.po

@@ -3,18 +3,18 @@
 #
 msgid ""
 msgstr ""
-"Project-Id-Version: Python Holidays 0.41\n"
+"Project-Id-Version: Python Holidays 0.42\n"
 "POT-Creation-Date: 2023-09-28 19:23+0700\n"
-"PO-Revision-Date: 2023-12-29 19:03+0200\n"
-"Last-Translator: ~Jhellico <jhellico@gmail.com>\n"
+"PO-Revision-Date: 2024-01-18 11:43+0700\n"
+"Last-Translator: PPsyrius <ppsyrius@ppsyrius.dev>\n"
 "Language-Team: Python Holidays localization team\n"
 "Language: zh_CN\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"
 "Plural-Forms: nplurals=1; plural=0;\n"
 "Generated-By: Lingua 4.15.0\n"
-"X-Generator: Poedit 3.4\n"
+"X-Generator: Poedit 3.4.2\n"
 
 #. %s (observed).
 #, c-format
@@ -83,3 +83,7 @@ msgstr ""
 #. Aggression and the World Anti-Fascist War.
 msgid "中国人民抗日战争暨世界反法西斯战争胜利70周年纪念日"
 msgstr ""
+
+#. Chinese New Year (Spring Festival) Extended Holiday.
+msgid "春节延长假期"
+msgstr ""

holidays/locale/zh_TW/LC_MESSAGES/CN.po

@@ -3,18 +3,18 @@
 #
 msgid ""
 msgstr ""
-"Project-Id-Version: Python Holidays 0.41\n"
+"Project-Id-Version: Python Holidays 0.42\n"
 "POT-Creation-Date: 2023-09-28 19:23+0700\n"
-"PO-Revision-Date: 2023-12-29 19:04+0200\n"
-"Last-Translator: ~Jhellico <jhellico@gmail.com>\n"
+"PO-Revision-Date: 2024-01-18 11:43+0700\n"
+"Last-Translator: PPsyrius <ppsyrius@ppsyrius.dev>\n"
 "Language-Team: Python Holidays localization team\n"
 "Language: zh_TW\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"
 "Plural-Forms: nplurals=1; plural=0;\n"
 "Generated-By: Lingua 4.15.0\n"
-"X-Generator: Poedit 3.4\n"
+"X-Generator: Poedit 3.4.2\n"
 
 #. %s (observed).
 #, c-format
@@ -83,3 +83,7 @@ msgstr "休息日（%s日起取代）"
 #. Aggression and the World Anti-Fascist War.
 msgid "中国人民抗日战争暨世界反法西斯战争胜利70周年纪念日"
 msgstr "中國人民抗日戰爭暨世界反法西斯戰爭勝利70週年紀念日"
+
+#. Chinese New Year (Spring Festival) Extended Holiday.
+msgid "春节延长假期"
+msgstr "春節延長假期"

snapshots/countries/CN_COMMON.json

@@ -1025,7 +1025,10 @@
     "2020-01-27": "Chinese New Year (Spring Festival)",
     "2020-01-28": "Chinese New Year (Spring Festival) (observed)",
     "2020-01-29": "Chinese New Year (Spring Festival) (observed)",
-    "2020-01-30": "Day off (substituted from 02/01/2020)",
+    "2020-01-30": "Chinese New Year (Spring Festival) (observed)",
+    "2020-01-31": "Chinese New Year Extended Holiday",
+    "2020-02-01": "Chinese New Year Extended Holiday",
+    "2020-02-02": "Chinese New Year Extended Holiday",
     "2020-03-08": "International Women's Day",
     "2020-04-04": "Tomb-Sweeping Day",
     "2020-04-06": "Tomb-Sweeping Day (observed)",

tests/countries/test_china.py

@@ -744,6 +744,7 @@ def test_2019_public_holiday(self):
 
     def test_2020_public_holiday(self):
         # https://www.gov.cn/gongbao/content/2019/content_5459138.htm
+        # https://www.gov.cn/zhengce/zhengceku/2020-01/27/content_5472352.htm
         self.assertHolidays(
             China(categories=PUBLIC, years=2020),
             ("2020-01-01", "元旦"),
@@ -753,7 +754,10 @@ def test_2020_public_holiday(self):
             ("2020-01-27", "春节"),
             ("2020-01-28", "春节（观察日）"),
             ("2020-01-29", "春节（观察日）"),
-            ("2020-01-30", "休息日（2020-02-01日起取代）"),
+            ("2020-01-30", "春节（观察日）"),
+            ("2020-01-31", "春节延长假期"),
+            ("2020-02-01", "春节延长假期"),
+            ("2020-02-02", "春节延长假期"),
             ("2020-04-04", "清明节"),
             ("2020-04-06", "清明节（观察日）"),
             ("2020-05-01", "劳动节"),