diff --git a/stock/doctype/stock_entry/stock_entry.py b/stock/doctype/stock_entry/stock_entry.py
index 47c0a75..d389620 100644
--- a/stock/doctype/stock_entry/stock_entry.py
+++ b/stock/doctype/stock_entry/stock_entry.py
@@ -36,7 +36,7 @@
 from controllers.stock_controller import StockController
 
 class DocType(StockController):
-	def __init__(self, doc, doclist=[]):
+	def __init__(self, doc, doclist=None):
 		self.doc = doc
 		self.doclist = doclist
 		self.fname = 'mtn_details' 
diff --git a/stock/utils.py b/stock/utils.py
index 942c200..da4752e 100644
--- a/stock/utils.py
+++ b/stock/utils.py
@@ -254,7 +254,7 @@
 				items = material_requests[request_type][company]
 				if not items:
 					continue
-
+					
 				mr = [{
 					"doctype": "Material Request",
 					"company": company,
@@ -287,7 +287,7 @@
 				mr_bean.insert()
 				mr_bean.submit()
 				mr_list.append(mr_bean)
-				
+
 			except:
 				if webnotes.message_log:
 					exceptions_list.append([] + webnotes.message_log)