fix(backend): add missing argument num to the new cron task

backend/cron_tasks.py

@@ -11,17 +11,15 @@ django.setup()
 import logging  # noqa: E402
 
 from uwsgidecorators import harakiri, cron, timer  # noqa: E402
-from backend_app.models.exchange import (
-    update_denormalized_univ_major_minor,
-)  # noqa: E402
 
-from backend_app.models.university import update_denormalized_univ_field  # noqa: E402
-from external_data.management.commands.utils import FixerData, UtcData  # noqa: E402
-from base_app.management.commands.clean_user_accounts import (
-    ClearUserAccounts,
-    ClearSessions,
+from _cron_tasks import (
+    clear_and_clean_sessions,
+    update_daily_stats,
+    update_currencies,
+    update_extra_denormalization,
+    update_utc_ent,
 )  # noqa: E402
-from stats_app.compute_stats import update_all_stats  # noqa: E402
+
 
 logger = logging.getLogger("django")
 
@@ -29,31 +27,29 @@ logger = logging.getLogger("django")
 # @timer(60, target="spooler")  # use this for tests
 @timer(3 * 60 * 60, target="spooler")  # run it three hours
 @harakiri(40)
-def update_currencies(num):
-    FixerData().update()
+def _update_currencies(num):
+    update_currencies()
 
 
 @cron(5, 0, -1, -1, -1, target="spooler")  # everyday at 5 past midnight
 @harakiri(60 * 10)  # shouldn't take more than 10 minutes to run
-def update_utc_ent(num):
-    UtcData().update()
+def _update_utc_ent(num):
+    update_utc_ent()
 
 
 @timer(60 * 60, target="spooler")  # run it every hour
 @harakiri(60)
-def update_extra_denormalization(num):
-    update_denormalized_univ_major_minor()
-    update_denormalized_univ_field()
+def _update_extra_denormalization(num):
+    update_extra_denormalization()
 
 
 @cron(20, 0, -1, -1, -1, target="spooler")  # everyday at 20 past midnight
 @harakiri(60 * 5)  # shouldn't take more than 5 minutes to run
-def clear_and_clean_sessions(num):
-    ClearUserAccounts.run()
-    ClearSessions.run()
+def _clear_and_clean_sessions(num):
+    clear_and_clean_sessions()
 
 
 @cron(30, 0, -1, -1, -1, target="spooler")  # everyday at 30 past midnight
 @harakiri(60 * 5)  # shouldn't take more than 5 minutes to run
-def update_daily_stats():
-    update_all_stats()
+def _update_daily_stats(num):
+    update_daily_stats()