Fix bug #5 fix dependency for account_invoice_picking_label

Also clean-up the code of that module

account_invoice_picking_label/__openerp__.py

@@ -34,9 +34,6 @@ Account Invoice Picking Label
 Adds a function field named *picking_ids_label* on invoices. This field contains the list of pickings related to the invoice as a string. This field is designed to be displayed in the invoice report.""",
     'author': 'Akretion',
     'website': 'http://www.akretion.com/',
-    'depends': ['stock_account'],
-    'data': [],
+    'depends': ['stock_picking_invoice_link'],
     'installable': True,
-    'active': False,
 }
-

account_invoice_picking_label/account_invoice.py

@@ -36,13 +36,10 @@ class account_invoice(orm.Model):
                 pickings = self.pool['stock.picking'].read(
                     cr, uid, invoice['picking_ids'], ['name'],
                     context=context)
-                first = True
+                pick_names = []
                 for picking in pickings:
-                    if first:
-                        label += picking['name']
-                        first = False
-                    else:
-                        label += ', %s' % picking['name']
+                    pick_names.append(picking['name'])
+                label = ','.join(pick_names)
             res[invoice['id']] = label
         return res