Remove SIS scraper and related functionality

With the migration of the SIS scraper to its own repository, it is no longer needed in the API service. We plan to run the scraper separately from the API service, with a third database model repository to unify the schema structure used by both apps.

Author: ramonechen

app/__init__.py

@@ -2,7 +2,6 @@
 
 from .dependencies import (
     SessionDep,
-    background_scheduler,
     get_app_settings,
     get_db_session,
     lifespan_func,

app/dependencies.py

@@ -2,7 +2,6 @@
 from contextlib import asynccontextmanager
 from typing import Annotated, AsyncGenerator, Generator
 
-from apscheduler.schedulers.background import BackgroundScheduler
 from fastapi import Depends, FastAPI
 from pydantic_settings import BaseSettings, SettingsConfigDict
 from sqlmodel import Session, SQLModel, create_engine
@@ -22,7 +21,6 @@ class _Settings(BaseSettings):
 
 _settings = _Settings()
 _engine = None
-background_scheduler = BackgroundScheduler()
 
 
 @asynccontextmanager
@@ -37,13 +35,10 @@ async def lifespan_func(app: FastAPI) -> AsyncGenerator[None, None]:
     )
     # Creates tables in database based on SQLModel table models
     SQLModel.metadata.create_all(_engine)
-    # Start background job scheduler
-    background_scheduler.start()
 
     yield
 
     _engine.dispose()
-    background_scheduler.shutdown()
 
 
 def get_app_settings() -> _Settings:

app/main.py

@@ -1,14 +1,10 @@
-import asyncio
 import importlib
 import pkgutil
 
-from apscheduler.schedulers.background import BackgroundScheduler
-from apscheduler.triggers.cron import CronTrigger
 from fastapi import APIRouter, FastAPI
 from fastapi.middleware.cors import CORSMiddleware
 
-from app import background_scheduler, lifespan_func
-from app.scrapers import sis_scraper
+from app import lifespan_func
 
 
 def scan_and_include_routers(app: FastAPI) -> None:
@@ -23,14 +19,6 @@ def scan_and_include_routers(app: FastAPI) -> None:
                 app.include_router(attr)
 
 
-def init_background_scheduler(bg_scheduler: BackgroundScheduler) -> None:
-    bg_scheduler.add_job(
-        lambda: asyncio.run(sis_scraper.main()),
-        trigger=CronTrigger(day_of_week="mon", hour=4),
-        timezone="America/New_York",
-    )
-
-
 app = FastAPI(root_path="/api/v1", lifespan=lifespan_func)
 app.add_middleware(
     CORSMiddleware,
@@ -39,4 +27,3 @@ def init_background_scheduler(bg_scheduler: BackgroundScheduler) -> None:
     allow_headers=["*"],
 )
 scan_and_include_routers(app)
-init_background_scheduler(background_scheduler)