Update Accept header when sending specific language id.

Author: fkdosilovic

examples/sulu_clients.py

@@ -12,9 +12,11 @@
 print(client_ce.get_config_info())
 print(client_ce.get_statuses())
 print(client_ce.get_languages())
+print(client_ce.get_languages(language_id=42))
 
 client_extra_ce = judge0.SuluExtraCEClient(auth_token=sulu_auth_token)
 print(client_extra_ce.get_about())
 print(client_extra_ce.get_config_info())
 print(client_extra_ce.get_statuses())
 print(client_extra_ce.get_languages())
+print(client_extra_ce.get_languages(language_id=24))

src/judge0/clients.py

@@ -45,12 +45,15 @@ def get_statuses(self) -> list[dict]:
         self._session.headers.update(headers)
         return r.json()
 
-    def get_languages(self, *, language_id: Union[int, None] = None) -> list[dict]:
+    def get_languages(
+        self, *, language_id: Union[int, None] = None
+    ) -> Union[dict, list[dict]]:
         # TODO: Potentially think about caching the successful return.
         headers = {"Authorization": f"Bearer {self.auth_token}"}
         request_url = f"{self.endpoint}/languages"
         if language_id is not None:
             request_url = f"{request_url}/{language_id}"
+            headers.update({"Accept": "application/json"})
         r = requests.get(request_url, headers=headers)
         r.raise_for_status()
         self._session.headers.update(headers)