refactor(treewide): formatting and ruff fixes, + manually enabled F401

Signed-off-by: Akhil Narang <me@akhilnarang.dev>
diff --git a/erpnext/templates/pages/order.py b/erpnext/templates/pages/order.py
index 41b1384..d8e6334 100644
--- a/erpnext/templates/pages/order.py
+++ b/erpnext/templates/pages/order.py
@@ -36,9 +36,7 @@
 	context.available_loyalty_points = 0.0
 	if context.doc.get("customer"):
 		# check for the loyalty program of the customer
-		customer_loyalty_program = frappe.db.get_value(
-			"Customer", context.doc.customer, "loyalty_program"
-		)
+		customer_loyalty_program = frappe.db.get_value("Customer", context.doc.customer, "loyalty_program")
 
 		if customer_loyalty_program:
 			from erpnext.accounts.doctype.loyalty_program.loyalty_program import (
@@ -67,9 +65,12 @@
 
 def get_payment_details(doc):
 	show_pay_button, amount = (
-		"payments" in frappe.get_installed_apps()
-		and frappe.db.get_single_value("Buying Settings", "show_pay_button")
-	), 0
+		(
+			"payments" in frappe.get_installed_apps()
+			and frappe.db.get_single_value("Buying Settings", "show_pay_button")
+		),
+		0,
+	)
 	if not show_pay_button:
 		return show_pay_button, amount
 	amount = get_amount(doc)