diff --git a/erpnext/stock/doctype/pick_list/pick_list.js b/erpnext/stock/doctype/pick_list/pick_list.js
index ababf3d..13b74b5 100644
--- a/erpnext/stock/doctype/pick_list/pick_list.js
+++ b/erpnext/stock/doctype/pick_list/pick_list.js
@@ -146,7 +146,6 @@
 			customer: frm.doc.customer
 		};
 		frm.get_items_btn = frm.add_custom_button(__('Get Items'), () => {
-			
 			erpnext.utils.map_current_doc({
 				method: 'erpnext.selling.doctype.sales_order.sales_order.create_pick_list',
 				source_doctype: 'Sales Order',
diff --git a/erpnext/stock/doctype/pick_list/pick_list.py b/erpnext/stock/doctype/pick_list/pick_list.py
index 3ec0324..915400a 100644
--- a/erpnext/stock/doctype/pick_list/pick_list.py
+++ b/erpnext/stock/doctype/pick_list/pick_list.py
@@ -3,6 +3,8 @@
 
 import json
 from collections import OrderedDict, defaultdict
+from itertools import groupby
+from operator import itemgetter
 
 import frappe
 from frappe import _
@@ -377,10 +379,6 @@
 	for d in pick_list.locations:
 		if d.sales_order:
 			sales_orders.append([frappe.db.get_value("Sales Order",d.sales_order,'customer'),d.sales_order])
-	
-	from itertools import groupby
-	from operator import itemgetter
-
 	# Group sales orders by customer
 	for key,keydata in groupby(sales_orders,key=itemgetter(0)):
 		sales_dict[key] = set([d[1] for d in keydata])
diff --git a/erpnext/stock/doctype/pick_list/test_pick_list.py b/erpnext/stock/doctype/pick_list/test_pick_list.py
index 82d8fe9..f60104c 100644
--- a/erpnext/stock/doctype/pick_list/test_pick_list.py
+++ b/erpnext/stock/doctype/pick_list/test_pick_list.py
@@ -7,6 +7,7 @@
 test_dependencies = ['Item', 'Sales Invoice', 'Stock Entry', 'Batch']
 
 from frappe.tests.utils import FrappeTestCase
+
 from erpnext.stock.doctype.item.test_item import create_item
 from erpnext.stock.doctype.pick_list.pick_list import create_delivery_note
 from erpnext.stock.doctype.purchase_receipt.test_purchase_receipt import make_purchase_receipt
@@ -16,7 +17,6 @@
 
 
 class TestPickList(FrappeTestCase):
-
 	def test_pick_list_picks_warehouse_for_each_item(self):
 		try:
 			frappe.get_doc({