due date based on credit days in pur invoice
diff --git a/erpnext/accounts/doctype/purchase_invoice/purchase_invoice.py b/erpnext/accounts/doctype/purchase_invoice/purchase_invoice.py
index d9c3fb1..257d02b 100644
--- a/erpnext/accounts/doctype/purchase_invoice/purchase_invoice.py
+++ b/erpnext/accounts/doctype/purchase_invoice/purchase_invoice.py
@@ -66,7 +66,9 @@
def get_cust(self):
ret = {}
if self.doc.credit_to:
- ret['supplier'] = get_value('Account',self.doc.credit_to,'master_name')
+ acc = get_value('Account',self.doc.credit_to,['master_name', 'credit_days'])
+ ret['supplier'] = acc[0]
+ ret['due_date'] = add_days(cstr(self.doc.posting_date), acc and cint(acc[1]) or 0)
return ret