diff --git a/erpnext/accounts/doctype/sales_invoice/sales_invoice.py b/erpnext/accounts/doctype/sales_invoice/sales_invoice.py
index ef72dec..1c287d3 100644
--- a/erpnext/accounts/doctype/sales_invoice/sales_invoice.py
+++ b/erpnext/accounts/doctype/sales_invoice/sales_invoice.py
@@ -37,7 +37,7 @@
 	get_disposal_account_and_cost_center,
 	get_gl_entries_on_asset_disposal,
 	get_gl_entries_on_asset_regain,
-	make_depreciation_entry
+	make_depreciation_entry,
 )
 from erpnext.controllers.selling_controller import SellingController
 from erpnext.projects.doctype.timesheet.timesheet import get_projectwise_timesheet_data
diff --git a/erpnext/assets/doctype/asset/test_asset.py b/erpnext/assets/doctype/asset/test_asset.py
index c44c63a..81c679f 100644
--- a/erpnext/assets/doctype/asset/test_asset.py
+++ b/erpnext/assets/doctype/asset/test_asset.py
@@ -20,6 +20,7 @@
 )
 from erpnext.stock.doctype.purchase_receipt.test_purchase_receipt import make_purchase_receipt
 
+
 class AssetSetup(unittest.TestCase):
 	@classmethod
 	def setUpClass(cls):