Async release

app/services/abc/level.py

@@ -0,0 +1,24 @@
+from abc import ABC, abstractmethod
+
+
+class ILevelService(ABC):
+
+    @abstractmethod
+    async def get_level_exam(self):
+        pass
+
+    @abstractmethod
+    async def get_level_utas(self):
+        pass
+
+    @abstractmethod
+    async def _gen_multiple_choice_level(self, quantity: int, start_id=1):
+        pass
+
+    @abstractmethod
+    async def _replace_exercise_if_exists(self, all_exams, current_exercise, current_exam, seen_keys):
+        pass
+
+    @abstractmethod
+    async def _generate_single_mc_level_question(self):
+        pass