fix: Spacing and indentations
diff --git a/erpnext/utilities/transaction_base.py b/erpnext/utilities/transaction_base.py
index 779af4a..f88ffd4 100644
--- a/erpnext/utilities/transaction_base.py
+++ b/erpnext/utilities/transaction_base.py
@@ -126,7 +126,8 @@
 						frappe.msgprint(_("Row #{0}: Rate must be same as {1}: {2} ({3} / {4}) ")
 							.format(d.idx, ref_dt, d.get(ref_dn_field), d.rate, ref_rate))
 						frappe.throw(_("To allow different rates, disable the {0} checkbox in {1}.")
-							.format(frappe.bold("Maintain Same Rate Throughout Sales Cycle"), get_link_to_form("Selling Settings","Selling Settings",frappe.bold("Selling Settings"))))
+							.format(frappe.bold("Maintain Same Rate Throughout Sales Cycle"), 
+							get_link_to_form("Selling Settings", "Selling Settings", frappe.bold("Selling Settings"))))
 
 	def get_link_filters(self, for_doctype):
 		if hasattr(self, "prev_link_mapper") and self.prev_link_mapper.get(for_doctype):