Add Belgrade stock exchange (#173)

Author: w3stling

README.md

@@ -112,6 +112,7 @@ http://127.0.0.1:8000/api/v1/openapi.json
 | [Zagreb Stock Exchange](https://www.zse.hr/en)                                             | XZAG     | 🇭🇷 Croatia        | Europe        |
 | [Ljubljana Stock Exchange](https://ljse.si/en)                                             | XLJU     | 🇸🇮 Slovenia       | Europe        |
 | [Bratislava Stock Exchange](https://www.bsse.sk/bcpb/en)                                   | XBRA     | 🇸🇰 Slovakia       | Europe        |
+| [Belgrade Stock Exchange](https://www.belex.rs/eng)                                        | XBEL     | 🇷🇸 Serbia         | Europe        |
 | [Budapest Stock Exchange](https://bse.hu)                                                  | XBUD     | 🇭🇺 Hungary        | Europe        |
 | [Moscow Exchange](https://www.moex.com/en)                                                 | XMOS     | 🇷🇺 Russia         | Europe        |
 | [Astana International Exchange](https://www.aix.kz)                                        | AIXK     | 🇰🇿 Kazakhstan     | Europe        |

tests/test_api.py

@@ -9,7 +9,7 @@ def test_api_version(client):
 def test_markets_all(client):
     response = client.get("/api/v1/markets")
     assert response.status_code == 200
-    assert len(response.json()) == 65
+    assert len(response.json()) == 66
 
 
 def test_markets_one_mic(client):
@@ -33,7 +33,7 @@ def test_status_all(client):
     response = client.get("/api/v1/markets/status")
     assert response.status_code == 200
     print(response.json())
-    assert len(response.json()) == 65
+    assert len(response.json()) == 66
 
 
 def test_status_one_mic(client):
@@ -56,7 +56,7 @@ def test_status_bad_mic(client):
 def test_hours_all(client):
     response = client.get("/api/v1/markets/hours?start=2024-07-03&end=2024-07-03")
     assert response.status_code == 200
-    assert len(response.json()) == 65
+    assert len(response.json()) == 66
 
 
 def test_hours_one_mic(client):

trading_calendar/exchanges.py

@@ -700,7 +700,7 @@ def load(self):
             'XBRA' : {
                 'mic' : 'XBRA',
                 'name' : 'Bratislava Stock Exchange',
-                'acronym' : None,
+                'acronym' : 'BSSE',
                 'lei' : '097900BIIX0000168239',
                 'url' : 'https://www.bsse.sk/bcpb/en',
                 'city' : 'Bratislava',
@@ -713,6 +713,22 @@ def load(self):
                 'currency_symbol' : '€',
                 'dst_transitions' : 'true',
             },
+            'XBEL' : {
+                'mic' : 'XBEL',
+                'name' : 'Belgrade Stock Exchange',
+                'acronym' : 'BELEX',
+                'lei' : '097900BIIX0000168239',
+                'url' : 'https://www.belex.rs/eng',
+                'city' : 'Belgrade',
+                'country' : 'Serbia',
+                'country_code' : 'RS',
+                'region' : 'Europe',
+                'flag' : '🇷🇸',
+                'currency_name' : "Dinar",
+                'currency_code' : 'RSD',
+                'currency_symbol' : 'РСД',
+                'dst_transitions' : 'true',
+            },
             'ASEX' : {
                 'mic' : 'ASEX',
                 'name' : 'Athens Stock Exchange',