Run auto-correct on app/ and tests/

app/billing/billing_schemas.py

@@ -1,6 +1,5 @@
 from datetime import datetime
 
-
 create_or_update_free_sms_fragment_limit_schema = {
     "$schema": "http://json-schema.org/draft-04/schema#",
     "description": "POST annual billing schema",

app/billing/rest.py

@@ -6,18 +6,17 @@ from app.billing.billing_schemas import (
     serialize_ft_billing_yearly_totals,
 )
 from app.dao.annual_billing_dao import (
-    dao_get_free_sms_fragment_limit_for_year,
-    dao_get_all_free_sms_fragment_limit,
     dao_create_or_update_annual_billing_for_year,
-    dao_update_annual_billing_for_future_years
+    dao_get_all_free_sms_fragment_limit,
+    dao_get_free_sms_fragment_limit_for_year,
+    dao_update_annual_billing_for_future_years,
 )
 from app.dao.date_util import get_current_financial_year_start_year
 from app.dao.fact_billing_dao import (
-    fetch_monthly_billing_for_year, fetch_billing_totals_for_year,
+    fetch_billing_totals_for_year,
+    fetch_monthly_billing_for_year,
 )
-
-from app.errors import InvalidRequest
-from app.errors import register_errors
+from app.errors import InvalidRequest, register_errors
 from app.schema_validation import validate
 
 billing_blueprint = Blueprint(