Fix guidelines

journal.py

@@ -2,12 +2,13 @@
 
 from trytond.osv import fields, OSV
 
+
 class Journal(OSV):
     'Statement Journal'
     _name = 'statement.journal'
     _description = __doc__
 
-    name = fields.Char('Name', size=None, required=True)
+    name = fields.Char('Name', required=True)
     journal = fields.Many2One(
         'account.journal', 'Bank Journal', required=True,
         domain="[('type', '=', 'bank')]")

statement.py

@@ -3,8 +3,10 @@
 from trytond.osv import fields, OSV, ExceptORM
 from trytond.netsvc import LocalService
 from decimal import Decimal
+
 _STATES = {'readonly': 'state != "draft"'}
 
+
 class Statement(OSV):
     'Bank Statement'
     _name = 'statement.statement'
@@ -172,6 +174,7 @@ class Statement(OSV):
 
 Statement()
 
+
 class Line(OSV):
     'Bank Statement Line'
     _name = 'statement.statement.line'